A HOME APPLIANCE THAT ACTS AS A PROXIMITY SENSOR.

TR202502992A2Pending Publication Date: 2026-09-21BSH ALETLERI SANAYI & TICARET ANONIM SIRKETI +1
View PDF 0 Cites 0 Cited by

Patent Information

Application Number
TR202502992
Authority / Receiving Office
TR · TR
Patent Type
Applications
Current Assignee / Owner
Filing Date
2025-03-12
Publication Date
2026-09-21

Smart Images

  • Figure 00000015_0000
    Figure 00000015_0000
  • Figure 00000016_0000
    Figure 00000016_0000
  • Figure 00000017_0000
    Figure 00000017_0000
Patent Text Reader

Abstract

The invention is a household appliance (10) comprising at least one housing (11) and a processing area for processing elements to be processed by at least one processing process, where at least one device mechanism (12) in the household appliance (10) is configured so that at least part of the household appliance (10) made of a conductive metal acts as a proximity sensor and emits electromagnetic waves into an external environment (O).
Need to check novelty before this filing date? Find Prior Art

Description

1 TARIFF A HOME APPLIANCE THAT ACTS AS A PROXIMITY SENSOR. TECHNICAL ASPECT OF THE INVENTION 5 The present invention describes a house that acts as a proximity sensor according to the preceding part of claim 1. It is related to the device. BACKGROUND OF THE INVENTION 10 Having household appliances, especially cooking appliances, that reduce the risk of accidents is very beneficial. It is important. In the previous technique, an action would be taken to ensure security or a There are numerous household appliances that are configured to alert the user. (Known) In technology, different types of sensors, especially optical sensors, are generally used to determine the risk of accidents. 15 It is used by users with disabilities, such as visually impaired or hearing impaired users. For users who may need assistance, the safe use of household appliances, especially cooking appliances, is very important. Safe use is important, including for children or pets living with users. It is important. It has a remote operation function (home connect) that works in conjunction with sensors. Solutions also exist. For example, users coming into contact with a hot surface 20 The aim is to prevent any danger such as this. In addition, in known technology The solutions mentioned can also be used for energy efficiency purposes. In a document regarding the status of the technique, numbered KR102414251B1, beam-formed food is described. a transmitter antenna that emits electromagnetic waves, and a receiver that picks up waves reflected from food. 25 the antenna and the emitted electromagnetic waves vary depending on the temperature of the food. in a way that corresponds to the reflected waves received based on a characteristic reflected. a configuration of the present invention which includes a control unit that determines the temperature of the food According to the report, a cooking appliance is being disclosed. An invention provides an improvement, an additional advantage, or an alternative to the prior technique. A BRIEF DESCRIPTION OF THE INVENTION One aim of the invention is to create household devices that act as proximity sensors. 35 Another purpose of the invention is to define a user interaction with home appliances. The goal is to obtain a configured home appliance. 2 Another purpose of the invention is to determine the distance between the household appliance and the user. The goal is to obtain a configured home appliance. Another purpose of the invention is to create a system that is configured to prevent any accidents and 5 to ensure the safety of users, disabled users, children and pets The goal is to obtain a household appliance configured in this way. Another purpose of the invention is to take action if any hazard is identified. The goal is to obtain a household appliance configured in this way. Another purpose of the invention is to configure it to learn from users' behavior. It is about obtaining a home appliance. Another aim of the invention is to create a household appliance with improved energy efficiency. Another purpose of the invention is a home device that acts as a proximity sensor at reduced cost. to obtain. The present invention includes at least one body and elements to be processed by at least one processing procedure. A household appliance is presented that includes a processing area for processing, with at least 20 in the household appliance. a device mechanism, at least part of a household appliance made of a conductive metal, a It will be designed to act as a proximity sensor and will be electromagnetically transmitted to an external environment. It is configured to emit waves. Thus, the proximity sensor A household appliance that acts as a separate unit is obtained. In this way, the household appliance, the household appliance and the user become interconnected. It is configured to determine the distance between them. In addition, the home appliance, home 25 It is configured to define a user interaction with the devices. User interaction Data and user behavior can be obtained. In addition, the user's By learning about their behavior, users can be alerted in abnormal situations. In a feasible configuration, at least one device mechanism would be part of an ongoing 30 of the household appliances. at least in at least one instance of the process, a living or non-living thing is involved an activating element by the disruption of electromagnetic waves upon someone's approach It is configured to execute at least one activation order. Thus, the house The device is configured to take action if any danger is detected. In addition, the household appliance is designed to prevent any accidents and to ensure users' safety. 35 configured to ensure the safety of disabled users, children, and pets. is being done. 3 In a feasible configuration, the device mechanism would be made of at least the conductive metal of a household appliance. It will be electrically connected to a household appliance at one end, affecting a portion of it. at least one connecting element configured in this way and a living being or an inanimate object the disruption of electromagnetic waves by the approach of at least one of the entities 5 a configured and activated element on a home device via software at least one processor unit configured to send the activation order It includes this feature. Thus, the home appliance will act as a proximity sensor at a reduced cost. It is configured in this way. In a possible configuration, the connectors and processor The software in the processor unit already present in the units and even in home appliances, as well as in home 10 They can also be configured to provide proximity sensing capabilities to the devices. Thus, the home appliance can be replaced with a few components such as resistors, connecting wires, etc., through a software update. Configure it to act as a proximity sensor by adding the circuit element. This way, the household appliance is transformed without any mechanical or visual changes. It is configured to act as a proximity sensor. 15 In a possible configuration, household appliances would be electrically connected to a power source. In this case, the processor unit in the device mechanism is also connected to the power supply. It is connected because the connector is also electrically connected to the processor unit. It is connected. The point where the connector connects to the household appliance is electromagnetic 20 The waves, especially radio waves, can act as an antenna. Human bodies It is an electromagnetic organism, and there is a measurable electromagnetic field around human bodies. There is a field. An approach of the human body or a living being or an inanimate object, antenna. the electromagnetic field emitted by the point to which the connector element is connected, acting as a connector This can cause distortion of the waves. Distortion of electromagnetic waves affects processor 25 This can be detected by the unit. In this case, the software in the processor unit activates. It is configured to send an activation command to its element. Thus, the home appliance, The processor unit is configured to detect user presence. Additional In short, the home appliance, with the help of its processor unit, bridges the distance between the home appliance and the user. It is configured to determine. 30 In a possible configuration, the software resides on the processor unit. In a possible configuration, a cookware made of conductive metal could be a component of a solo cooker. It can also be placed on top of a household appliance such as a stovetop or countertop cooker. Cooking 35 In a situation where the pot can act as an antenna, the cooking pot acts as an antenna. It is related to the point where the connector is attached. In a possible configuration, the household appliance All of them can act as antennas. In this way, a connection is established between the cooking vessel and the user. 4 Even the distance is determined by the device's processing unit. In addition, Pan supports and gas outlets made of conductive metal can act as antennas. It is also possible. Cookware, such as cooking pans made from conductive metals. This can be exemplified. In this case, the user and the tray supports made of conductive metal. And even the distance between the gas outlets is determined by the processor unit of the device mechanism. is determined. For example, the value of the distance between the cooking pot and the user. By determining this, data such as the user's proximity to hot surfaces and the risk of accidents can be obtained. It is possible. Therefore, contact situations with flames and hot surfaces can be avoided. In addition, The rate of potential accidents is being reduced. In a possible configuration, the device mechanism would be connected to the processor unit. At least one configured activation element is sent by the processor unit. The activation order performs at least one action. Thus, the home appliance, identification of any danger or any living or non-living thing It is configured to take action in this situation. 15 In this context, electromagnetic waves are transmitted through living and non-living things. This refers to living and non-living things that can spread. Living things include, for example, humans. These can be animals. Inanimate objects, for example, things that don't live, such as children. an object thrown by a toy, or a cleaning robot, or a natural event like an earthquake 20 These are objects that can move due to an event. In a possible configuration, the processing unit is a microprocessor. In a possible configuration, the connecting element is a connecting wire. 25 In one possible configuration, the connecting element is a binding metal wire. In a possible configuration, the activating element is an electromagnetic switch. Thus, electromagnetic switch, turning off the gas in a household appliance, turning on an oven lamp and 30 at least by the activation order sent by the processing unit, such as shutdown, etc. It is performing an action. In a possible configuration, the activating element would be a voice and / or audio signal that performs at least one action. It is at least one of the visual warning elements. Thus, the audible and visual warning element, 35 at least one action by the activation order sent by the processing unit This is how the household appliance performs its function, preventing any accidents. users, visually impaired and hearing impaired users, children, pets It is configured to ensure its security. In a possible configuration, the warning element is a lighting element. In a possible configuration, the lighting element is an LED warning light. The LED warning light is a standalone light. It can be placed on the hob of the cooker or on a tabletop stove. In this way, the LED The warning light can be activated as an action of the actuation element. In addition, an audible warning is provided. The element can be configured to trigger an alarm. In this way, the home appliance can trigger any alarm. in a way that will prevent an accident and enable users, visually impaired and hearing impaired users, 10 It is configured to ensure the safety of children and pets. In a possible configuration, the activation element is a system with remote operation functionality. Thus, the remote operation function system receives signals from the processor unit. The activation order performs at least one action. For example, processor unit 15 to monitor user interaction with the cooking vessel, different remote operation It makes it possible to use functional scenarios. In a possible configuration, it can be configured to act as a proximity sensor. The part of the household appliance made of conductive metal is the handle of the household appliance. Thus, the handle has 20 Due to its material, structure, and location, it offers a low-cost solution and high detection capability. capacity is obtained. In a possible configuration, it can be configured to act as a proximity sensor. The part of the household appliance made of conductive metal is the whole household appliance. Thus, a wider effect 25 More precise data can be obtained in this field. In a possible configuration, the connecting element would essentially consist of a cylindrical connecting section and a It contains a binding metal wire. In a possible configuration, the handle of the household appliance, made of conductive metal, could act as a proximity sensor. When acting as such, the fastener essentially consists of the cylindrical connecting part and the binding metal. It includes wire. In a possible configuration, the conductive metal handle would connect to the household appliance via a connector. They are connected. In this case, the connecting element is essentially the cylindrical connecting part and It essentially has a connecting metal wire that connects to the cylindrical connecting part. The connecting part is a The connecting metal wire is placed between the first surface of the oven door and the handle. 6 It is extended to the inside of the door. After that, it is connected to the connecting part. The other end of the binding metal wire is routed to a second surface of the furnace door and is conductive. It is connected to a second part made of metal. The second part, in turn, is a second connector. It is also connected to this part. The second connection part is a trigger mechanism and the furnace door. It provides the connection between them. The second connection part is also made of conductive metal. 5 It can be done. The trigger mechanism, the second connecting part to the trigger mechanism. It is configured to connect. The trigger mechanism has at least one link. It includes at least one connecting protrusion that encompasses the opening. A second connecting metal wire, second The connection protrusion will be in contact with the connection openings of the connecting part. It is positioned. The processor unit is also connected by a second connecting metal wire. 10 In a possible configuration, the processor unit would correspond to the back of a display unit. It is placed on the control panel in this way. In a possible configuration, the present invention is for household appliances, specifically, for example, a built-in 15 This is for cooking appliances such as ovens and freestanding cookers. In a possible configuration, at least one built-in oven is recommended. And the solo cooker includes a control knob located on the oven's control panel. Additionally, the display unit is located on the control panel. The oven door is positioned next to the control panel. It is located underneath. The oven includes a door, a handle, and a clear front glass panel. The front glass panel... with side shelves located on the side plate of the space, and 20 located on a back wall of the space. With a hot air fan and a grill heater located on the upper wall of the cavity, the oven It allows for a look into a gap. For food items to be prepared in the oven. The tray is placed on two side shelves. In a possible configuration, the device mechanism will be connected to the processor unit with 25 Actions performed by the configured activation element; an audible and a visual warning. Switching on the element, switching on the LED warning light, the light of the household appliance, especially an oven turning the light on or off, turning the hot air fan on or off, the cooker turning off the gas to the appliance, determining whether the oven door is open or closed, The completion of electrical transmission, interference by children, pets, etc. 30 In this situation, the oven door may become locked. In this context, with the notations “front”, “top”, “bottom”, “ceiling”, “base”, “lower”, “back”, etc., the user stands in front of the cooking appliance with the door closed and the cooker The intended use and intended arrangement of the cooking appliance as it is facing the device direction 35 Locations and directions are provided. 7 Each possible configuration described in this specification, unless there are any technical constraints, It can be combined with other possible configurations disclosed in this specification. The present invention is also configured for use with solo cookers and tabletop cooktops. It is possible. 5 The range of household appliances includes solo cookers with a hob section and built-in ovens, and tabletop models. It can be at least one of the stoves. The processing area is defined as the cooking chamber or space in which food items can be cooked. This can be exemplified. In this case, the elements are food elements and the processing method is cooking. The processing area consists of tabletop stoves in which food items can be cooked. This can be exemplified. The processing area can be exemplified by a laundry drum for clothes. The processing area can be exemplified by a washing basin for dishes. In a possible configuration, household appliances are not limited to those in this document and could include, for example, a washing machine. a machine, such as a tumble dryer or a clothes dryer, for example a washing machine 20 or any household appliance such as a dishwasher. In addition, household appliances, It can be a large household appliance, but it can also be a small household appliance, especially electrically. It could be a kitchen appliance that is being operated. BRIEF DESCRIPTION OF THE FIGURES 25 The sole purpose of the attached drawings, whose advantages over the previous technique are given above, is to show the current The purpose is to illustrate the invention, and these drawings will be explained in detail below: Figure 1 shows a front top view of a possible household appliance incorporating the invention. 30 Figure 2 shows a possible home appliance featuring an invention that exemplifies user interaction. A front top view of the device is given. Figure 3 illustrates the invention, which demonstrates the interaction of a household appliance with a conductive metal cookware. A front view of the potential household appliance is provided. 8 Figure 4 illustrates the interaction of a household appliance with a conductive metal cooking pot and the user. A front view of a possible household appliance incorporating the invention is provided. Figure 5 shows a schematic of an actuation element and a device mechanism in a household appliance. The appearance is given. 5 Figure 6 shows another possible household appliance with a different configuration of the invention on one side. A perspective view is provided. Figure 7 shows a detailed side view of another configuration of the invention. 10 Figure 8 shows another detailed side view of another configuration of the invention. is provided. Figure 9 shows a detailed top view of another configuration of the invention. 15 Figure 10 shows another detailed top-down view of another configuration of the invention. is provided. Figure 11 shows a configuration of a fastening element in another configuration of the invention. A side perspective view is provided. Figure 12 shows a front view of a possible household appliance incorporating the invention. DETAILED DESCRIPTION OF THE FIGURES 25 In this detailed explanation, the subject of the invention is not merely for the purpose of better understanding the subject; it is for the benefit of all. This is explained with examples that will not create a limiting effect. Accordingly, the following detailed explanations are provided. The description explains a household appliance (10). Referring to any of the figures in Figures 1 through 4, a possible house containing the invention. The appliance (10) is shown. Possible household appliance (10) could be a solo cooker. A solo a lighting element as a visual warning element (17) on a hob part of the cooker (17.1) is located. In a more likely configuration, the lighting element (17.1) is an LED. It is a warning light. Referring to either Figure 1 or Figure 4, a house made of a conductive metal 35 The whole of the device (10) will provide the proximity sensor feature of the whole of the home device (10). will emit electromagnetic waves into an external environment (O) in such a way as to be configured It is configured as shown. Referring to Figure 2, human bodies (B) are electromagnetic. 9 is an organism and a measurable electromagnetic field around human bodies (B). It is located. An approach of the human body (B) or of a living being or an inanimate being, emitted by the place to which a connecting element (13) acting as an antenna is connected It can cause distortion of electromagnetic waves. Electromagnetic waves The malfunction can be detected by a processor unit (14). In this case, processor 5 a software (15) in unit (14) an activation order to an activation element (16) It is configured to send. Thus, the home appliance (10), processor unit (14) It is configured to identify the user's presence. In addition, the home The device (10) reduces the distance between the user and the home device (10) with the help of the processor unit (14). It is configured in a way that will determine this. 10 Referring to either Figure 3 or Figure 4, a cookware made of conductive metal, for example on household appliances (10) such as a tabletop cooker or a cooktop part of a solo cooker It can be positioned. In this case, the cooking vessel is the connecting element that acts as an antenna. (13) If it is connected to the place it is connected to, the cooking pot can also act as an antenna. 15 In a possible configuration, the entire household appliance (10) can act as an antenna. In this way, even the distance between the cooking pot and the user is a device mechanism (12) is determined by the processor unit (14). Referring to Figure 5, the activating element (16) and the device mechanism (12) in the household appliance (10) 20 A schematic view is given. The device mechanism (12) is a continuation of the household appliance (10). in at least one instance of an ongoing process, a living being or a non-living thing the disruption of electromagnetic waves by the approach of at least one of the entities Configure the activating element (16) to execute at least one activating order. The device mechanism (12) is made of at least one conductive metal (10) of the household appliance. in such a way as to affect part of it, by being electrically connected to the household appliance (10) at one end at least one configured connecting element (13), from a living being or an inanimate object at least one approach to processing the distortion of electromagnetic waves configured to be electrically connected to the other end of the connector (13) and activated by software (15) on the home appliance (10) to a 30 element (16) at least one processor unit configured to send the activation order (14) It includes. Referring to any of the figures in Figures 6 through 10, another document containing the invention. Possible household appliance (10) is shown. Another possible household appliance (10) is a built-in oven 35 It is possible. In this configuration, a part of the household appliance (10) made of a conductive metal, is said to The subject of this section is to provide proximity sensor functionality to the external environment (O) electromagnetically. It is configured to emit waves. Proximity sensor functionality will be provided. part (10) of the household appliance, configured in this way and made of conductive metal, part (10) of the household appliance It is a handle. Referring to any of the figures from Figure 6 to Figure 10, conductive metal handle (32), It is connected to the household appliance (10) by a connecting element (13). Referring to Figure 11, in this case, 5 The connecting element (13) essentially consists of a cylindrical connecting part (18) and essentially a cylindrical connecting It has a connecting metal wire (19) that is connected to part (18). The connecting part (18) is a furnace. The connecting metal is placed between the first surface (20) of the door (31) and the handle (32). The wire (19) is extended to the inside of the oven door (31) (21). After that, the connection The other end of the connecting metal wire (19) which is not connected to part (18) is a second 10 of the oven door (31). is delivered to the surface (22) and to a second part (23) made of conductive metal. It is connected. The second part (23) is also connected to a second connecting part (27). The second connecting part (27) connects the oven door (31) and a trigger mechanism (24). It provides. The second connection part (27) is also made of conductive metal. Trigger mechanism (24) will connect the second connecting part (27) to the trigger mechanism (24) 15 It is configured in this way. The trigger mechanism (24) has at least one linkage opening (26) It includes at least one connecting protrusion (25). A second connecting metal wire (28), second The connection protrusion (25) will be in contact with the connection part (27) It is placed in the openings (26). The processor unit (14) is also connected by the second connecting metal wire (28) They are related. 20 In a possible configuration, the processor unit (14) would be located on the back of a display unit (42). It is placed on the control panel (30) in such a way as to come. Referring to Figure 12, the present invention is for household appliances (10), in particular, a built-in oven, solo 25 It is for cooking appliances such as ovens. In a possible configuration, it includes a built-in oven and a freestanding cooker. at least one of them should turn on a control knob (29) located on the oven's control panel (30) It includes. In addition, the display unit (42) is located on the control panel (30). Oven The door (31) is located below the control panel (30). The oven door (31) has a handle (32) and includes a transparent windscreen (33). The windscreen (33) is located in the side plate (35) of the gap (38) 30 with side shelves (34), a hot one located on a back wall (37) of the space (38) with an air fan (36) and a grille heater located on an upper wall (40) of the cavity (38) (39) allows one to look into a gap in the oven (38). Food to be prepared in the oven A tray (41) for the elements is placed on two side shelves (34). 35 In a possible configuration, the device mechanism (12) will be connected to the processor unit (14). The actions performed by the activating element (16) configured in this way are audible and Switching on the visual warning element (17), switching on the LED warning light, switching on the household appliance (10) light 11 in particular switching on or off an oven lamp, switching on or off a hot air fan (36) This can include turning off the power, cutting off the gas supply to the cooking appliance, etc. In a possible configuration, household appliances (10) are electrically connected to a power source (P). In this case, the processor unit (14) in the device mechanism (12) also has power 5 It is also connected to the source (P). Because the connector (13) is also connected to the processor unit (14) It is electrically connected. The connector (13) is connected to the household appliance (10). a place that emits electromagnetic waves, especially radio waves, as an antenna is able to behave. In this context, with the notations “front”, “top”, “bottom”, “ceiling”, “base”, “lower”, “back”, etc., the user stands in front of the cooking appliance with the door closed and the cooker The intended use and intended arrangement of the cooking appliance as viewed from the device's direction. Locations and directions are provided. Each possible configuration described in this specification, unless there are any technical constraints, It can be combined with other possible configurations disclosed in this specification. The present invention is also configured for use with solo cookers and tabletop cooktops. It is possible. 20 The body of the household appliance (10) (11) includes solo cookers with hob section and built-in ovens and It can be at least one of the tabletop stoves. In a possible configuration, 25 can be configured to act as proximity sensors. The part of the household appliance (10) made of conductive metal is the whole household appliance (10). 12 REFERENCE LIST 10. Home appliance 11. Body 12. Device mechanism 13. Connector 5 14. Processor unit 15. Software 16. Activation element 17. Warning element 17.1. Lighting element 10 18. Connection section 19. Binding metal wire 20. First surface 21. Interior 22. Second surface 15 23. Part Two 24. Trigger mechanism 25. Connection protrusion 26. Connection opening 27. Second connection section 20 28. Second connecting metal wire 29. Control button 30. Control panel 31. Oven door 32. Handle 25 33. Windshield 34. Side shelves 35. Side plate 36. Hot air fan 37. Back wall 30 38. Blank 39. Grille heater 40. Upper wall 41. Tray 42. Screen unit 35 O. External environment B. The human body P. Power supply

Claims

13 REQUESTS 1. At least one body (11) and elements to be processed by at least one processing process a home appliance (10) which includes a processing area for processing, and its feature is that the home appliance (10) at least one device mechanism (12), household appliance made of a conductive metal 5 (10) at least some of them will be made to act as a proximity sensor in such a way that it will emit electromagnetic waves into an external environment (O). It is configured.

2. According to claim 1, a household appliance (10) has the characteristic of having at least one appliance mechanism (12), 10 at least one instance of an ongoing process of a household appliance (10) by the approach of at least one of a living or inanimate object At least one activating element (16) by the disruption of electromagnetic waves It must be configured to execute the activation order.

3. A household appliance (10) according to any of the previous requirements and its feature is the appliance mechanism (12), - affecting at least one part of the household appliance (10) made of conductive metal 20 configured to be electrically connected from one end to the household appliance (10) at least one fastener (13), - by the approach of at least one of a living or inanimate object connection element (13) for processing the distortion of electromagnetic waves configured to be electrically connected to the other end and a 25 via software (15) to the activation element (16) on the home appliance (10) at least one processor unit configured to send the activation order (14) is to include.

4. A home appliance (10) according to any of the previous requirements, and its feature is a processor unit 30 At least one action by the activation order sent by (14) at least one activating element (16) performing the device mechanism (12) It is configured to connect to the processor unit (14).

5. A home appliance (10) according to any of the previous requirements, and its feature is processor 35 The unit (14) is a microprocessor (MCU). 14 6. A home appliance (10) according to any of the previous requirements and its feature is connection The element (13) is that it is a connecting wire.

7. A household appliance (10) according to any of the claims 1 to 5. The feature is that the connecting element (13) essentially has a cylindrical connecting part (18) and a 5 It contains a binding metal wire (19).

8. A household appliance (10) according to any of the claims 1 to 7. Its feature is that the activating element (16) is an electromagnetic switch.

9. A household appliance (10) according to any of the claims 1 to 7. The feature is that the activation element (16) consists of an audible and a visual warning element (17) It is the existence of at least one.

10. According to claim 9, a household appliance (10) is characterized by having a visual warning element (17), a 15 It is a lighting element (17.1).

11. A household appliance (10) according to any of the claims 1 to 7. Its feature is that the activating element (16) is a system with remote operation function. that is. 20 12. According to claim 10, a household appliance (10) is characterized by having a lighting element (17.1) that is an LED. It is a warning light.

13. A home appliance (10) according to any of the previous requirements and its feature is proximity 25 house made of conductive metal configured to act as a sensor The part of the appliance (10) is that the household appliance (10) has a handle (32).

14. A home appliance (10) according to any of the previous requirements and its feature is proximity House 30 made of conductive metal configured to act as a sensor part (10) of the device is that the whole house device (10).

15. According to claim 13, a household appliance (10) is characterized by being a household appliance made of conductive metal. (10) When the handle (32) acts as a proximity sensor, the connector (13), It essentially consists of a cylindrical connecting part (18) and a connecting metal wire (19). 35