37results about How to "Smooth opening and closing" patented technology

The invention provides an engaging element forming device for a zipper and an engaging element for the zipper. The engaging element forming device comprises a cutting die, a forming die, a cutting punch slidingly arranged on the upper surface of the cutting die in a contact manner, and a forming punch which is coordinated with the forming die to lift, wherein the cutting punch comprises a main body provided with a first cutter part coordinated with the cutter part of the cutting die at the top end to cut a wire rod for the engaging element. A sliding part which slides relative to the cutting die is arranged on the surface, relative to the cutting die, of the main body in an extending manner from the main body. The sliding part is provided with a second cutter part which protrudes forwards along the sliding direction of the cutting die for forming a concave part on a part of the wire rod for the engaging element. The first cutter part is provided with a first cutter face which is consistent with a part, which forms a head of the engaging element, of the wire rod for the engaging element in shape. The second cutter part is provided with a second cutter face which has a flat inclined face formed in a manner of enabling the protruding cutter to become shorter from top to bottom in length.

The present invention provides an original manuscript pressing plate opening and closing device and office equipment with an original manuscript clamp plate, wherein the original manuscript pressing plate opening and closing device is configured for comprising the following components: an installing component which is provided with a base plate that is installed on the device body side of office equipment with an original manuscript clamp plate, and two side plates which is projected from two side parts of the base plate; and a supporting component which is provided with a roof plate and two side plates which droop downwards from the two side parts of roof plate. The supporting component installs two side plates on two side plates of installing component and supports the original manuscript pressing plate with a mode that two side plates can be rotated through a hinge pin. The installing component is installed on the device body with a detachable mode through inserting and clamping an installing buckle which is installed on the device body into a clamping hole that is set on the base plate of installing component. The original manuscript pressing plate is provided with a loosening preventing component which is configured that an adjusting plate is installed on the installing component with a mode that the adjusting plate slides through the adjusting screw and the end part of the adjusting plate can be pressed into the part between the base plate and the installing buckle.

The invention relates to an expanding mould type bidirectional turning clamp. The expanding mould type bidirectional turning clamp comprises an elastic clamping cylinder, a conical sleeve and a mandrel, wherein the conical sleeve and the mandrel are both sleeved by the elastic clamping cylinder, and the peripheries of the conical sleeve and the mandrel have conicity. The expanding mould type bidirectional turning clamp is characterized in that mutually-matched nesting heads are arranged at the smaller end of the conical sleeve and the smaller end of the mandrel respectively, the nesting heads of the conical sleeve and the mandrel are respectively sleeved from the two ends of the elastic clamping cylinder and are mutually nested together in the elastic clamping cylinder, and the structures, close to the two end positions of the elastic clamping cylinder, of the inner wall of the elastic clamping cylinder are respectively matched with the structures of the peripheries of the conical sleeve and the mandrel. The expanding mould type bidirectional turning clamp further comprises a pull rod sleeved in the inner cavity of the conical sleeve, wherein the pull rod penetrates through the conical sleeve and then is detachably connected to the mandrel. Compared with a small-conicity core rod turning clamp, the dual-expanding clamping cylinder type turning clamp has the advantages of being convenient to operate, efficient and high in finished product rate. It can be considered that the successfully used structure can be effectively popularized for machining of sleeve type parts having similar demands.

Disclosed is a door control device and an elevator device. A door is allowed to be opened and closed smoothly by appropriate filtering of detection results of door opening and closing speed. The door control device includes an opening and closing operation selecting unit for selectively outputing an operation command for a door plate connected to a motor driven belt; a speed control unit that outputs a current value supplied to a motor to control the moving speed of the door plate; a current instruction portion for pressing, which changes the current value so that the torque generated by the motor changes; a speed calculating unit that calculates a rotational speed of the motor based on the rotational position of the motor; and a belt stiffness estimating unit that estimates belt stiffness using the change amount of the current value outputted by the current instruction unit for pressing and the change amount of the rotational position of the motor; a blocking frequency determination unit configured to determine a blocking frequency based on the estimated belt stiffness of the belt stiffness estimating unit; and a filter processing unit that outputs a signal after of the frequency component of the blocking frequency is removed from the signal of the rotational speed and feeding the signal back to the speed control unit.

The invention provides a vapor collecting device which enables the absorbent to reach saturation without desorbing the absorbent with abundant absorption capability, and will not discharge the petrol vapor into the atmosphere. In the invention, a first pump (19) is mounted on the recovering pipe (15) of the filler nozzle (8) with a front end opening (17), the recovering pipe (15) passes through the concentration slot (20) and is opened in the gas-liquid separation chamber (21), the gas-liquid separation chamber (21) is in connection with the first or the second absorption tower (33, 34), the second pump is mounted on the circulation pipe (48) in connection with the first or the second absorption tower (33, 34), the circulation pipe (48) is in connection with the absorption side of the first pump (19), and the control device (14) performs switching between the absorption step and the desorption step.

The invention provides an elevator door driving system. The elevator door driving system comprises a landing door and a door driving device. The landing door comprises a hollow door shaft which comprises a first door shaft body and a second door shaft body. The door driving device comprises a motor and a mechanical transmission assembly. The motor is arranged in the first door shaft body and drives the second door shaft body through the mechanical transmission assembly. The mechanical transmission assembly comprises a driving part, a driven part and a middle part, the driving part is installed on the outer surface of the first door shaft body, the driven part is installed on the outer surface of the second door shaft body, and the middle part is connected with the driving part and the driven part. The invention further provides an elevator door adopting the elevator door driving system. By means of the elevator door driving system provided by the invention, the problem that the landing door occupies the shaft space is solved, and the advantages of simple structure, convenient operation and lower cost are achieved.

The invention discloses a rare earth aluminum-magnesium alloy tire mold casting material. Raw materials of the casting material include an aluminum-magnesium alloy, an aluminum-manganese alloy, a rare earth alloy and aluminum titanium boron. The aluminum-manganese alloy accounts for 0.03%-0.06% of the total mass of the aluminum-magnesium alloy, the rare earth alloy accounts for 0.01%-0.04% of the total mass of the aluminum-magnesium alloy, and the aluminum titanium boron accounts for 0.08%-0.12% of the total mass of the aluminum-magnesium alloy. The invention further provides a manufacturing method of a rare earth aluminum-magnesium alloy tire mold. The hardness, the machining performance and the mechanical performance of the tire mold manufactured by reasonably selecting low-pressure casting technology parameters are effectively improved, various index requirements for a hook face of the high-end radial tire segmented mold manufactured finally are effectively met, meanwhile the life of the mold in the best use state is prolonged, and the rare earth aluminum magnesium alloy tire mold casting material and the manufacturing method of the rare earth aluminum magnesium alloy tire mold become the historic promotion and progress again for low-pressure precise casting tire mold pattern block materials and preparing methods.

A limiting mechanism achieving rotary push-and-pull opening and closing on furniture comprises a furniture door body, a furniture cabinet body and at least two sliding rail assemblies. The at least two sliding rail assemblies at least comprise moving sliding rails and fixed sliding rails. Balls or rolling wheels are arranged between the moving sliding rails and the fixed sliding rails, and the moving sliding rails and the fixed sliding rails are in sliding fit through the balls or rolling wheels. The at least two moving sliding rails are arranged on the furniture door body, and the at least two fixed sliding rails are arranged on the side walls of the furniture cabinet body. Synchronous rods are arranged between the at least two moving sliding rails, and the at least two moving sliding rails synchronously slide on the at least two fixed sliding rails through the synchronous rods so that the furniture door body can be transversely and movably opened and/or closed to be stored on the furniture cabinet body. Transverse opening automatic locking devices are arranged between the side walls of the furniture cabinet body or between the fixed sliding rails and the moving sliding rails or between the synchronous rods. When the furniture door body is transversely and movably opened to a certain position relative to the furniture cabinet body, the movable opening position between the furniture door body and the furniture cabinet body is automatically locked through the transverse opening automatic locking devices, and practicality is high.

The object of the invention is to raise the accessibility of installing dishware cleaner on kitchen where the controllers of bathtub, water heater and so on have been set on the wall. The said dishware cleaner comprises a body(1)and door(5)for at least making the opening part(4)of the front surface of the said body switch. The upside shape of the said body is set into bloating upward from front surface(1a)to back surface(1b)and is approximately circular-arc part(1c).

The invention discloses a rotary storage locking mechanism used for furniture. The rotary storage locking mechanism comprises a furniture moving part, a furniture cabinet body and two or more slide rail assemblies, the slide rail assemblies at least comprise movable slide rails and fixed slide rails, two or more movable slide rails are arranged on the furniture moving part, two or more fixed sliderails are arranged on the side wall of the furniture cabinet body, synchronous rods are arranged between two or more movable slide rails, the movable slide rails slide on the two or more fixed sliderails through the synchronous rods, and therefore the furniture moving part is transversely and movably opened and/or closed to be stored on the furniture cabinet body; transverse closing storage devices are arranged between the movable slide rails and the fixed slide rails, and when the furniture moving part is transversely and movably closed for storage relative to the furniture cabinet body, closing storage positions between are locked through the transverse closing storage devices. The rotary storage locking mechanism has the advantages that in the improved structure, the structure is simple and reasonable, performance is excellent, disassembling and assembling are rapid, operation is convenient, storage space is large, application range is wide, manufacturing cost is low, production and realization are easy, and the rotary storage locking mechanism is safe and reliable, and the practicability is high.

A rotation opening and closing locking structure for furniture includes a furniture moving part, a furniture cabinet body and at least two sliding rail assemblies. The at least two sliding rail assemblies each at least include moving sliding rails and fixed sliding rails, at least two moving sliding rails are arranged on the furniture moving part, at least two fixed sliding rails are arranged on the side wall of the furniture cabinet body, a synchronization rod is arranged between at least two moving sliding rails, and the at least two moving sliding rails synchronously slide on the at least two fixed sliding rails through the synchronization rod, to cause the furniture moving part to be horizontally movably opened and/or closed and accommodated on the furniture cabinet body. A rotary hinge device is arranged between the furniture moving part and the moving sliding rail and/or the synchronization rod, and the furniture moving part is longitudinally movably opened or closed on the furniture cabinet body through the rotary hinge device when horizontally movably opened. A longitudinal opening and locking assembly is disposed on the rotary hinge device or between the furniture moving part and the moving sliding rails or the synchronization rod; and when the furniture moving part is longitudinally movably opened, the movable opening position between the furniture moving part and thefurniture cabinet body is locked through the longitudinal opening and locking assembly.

The invention relates to an anti-falling device for a window and the window with the same. The anti-falling device for the window is provided with a metal rope connected between a window frame and a window sash frame, a first connecting and fixing part for connecting one end side of the metal rope to the window frame, and a second connecting and fixing part for connecting the other end side of themetal rope to the window sash frame; the first connecting and fixing part comprises a first connecting and fixing piece fixed to the window frame and a first metal rope fixing piece arranged on the window frame in a sliding mode, the first connecting and fixing piece is provided with a first passing part for allowing the metal rope to penetrate through and a first fixing part fixed to the windowframe, and one end of the metal rope is fixed to the first metal rope fixing piece; and a first rebound part is arranged between the first connecting and fixing piece and the first metal rope fixing piece. The window is provided with the anti-falling device for the window. According to the anti-falling device for the window and the window with the same, a window sash can be reliably prevented fromfalling, and the window can be smoothly opened and closed without affecting the appearance.

These forceps (1) for an endoscope comprise: a flexible metal coil member (2) provided with a lumen and having a distal end and a proximal end and; a cylindrical member (5) provided with a lumen and disposed within the lumen of the coil member (2); a pair of forceps members (10) disposed on the distal side of the coil member (2) and capable of freely opening and closing; a plurality of connection members (20) respectively connected to the proximal side of the pair of forceps members (10); and a twisted wire (30) which is provided with a connection part (31) connected to proximal end portions of the connection members (20) and which is inserted through the lumen of the cylindrical member (5). The distal end (5A) of the cylindrical member (5) is located on the distal side of the connection part (31) at which the connection members (20) and the twisted wire (30) are connected and on the proximal side of the distal end (2A) of the coil member (2).

The invention provides a sealed container which can ensure sealing performance, is simple in structure, is easy to open and close, and is easy to take out stored objects. The sealed container comprises: a container main body; the cover body is pivoted to the front end of the container main body in a freely openable and closable manner; and an annular frame body made of an elastic material, an elastic tongue piece is integrally arranged at the front end part of the frame body made of the elastic material tightly embedded in the upper part of the container main body, and the elastic tongue piece is embedded and clamped in a notch part arranged at the front end of the upper part of the container main body. And in a closed state, the cover is elastically deformed into a U shape towards the inner side.

The invention discloses an automatic cell gate with a light box. The automatic cell gate includes an external fixed door frame, an inner installation door frame, an advertising light box and a LED subtitle screen; displayed contents are controlled by the LED subtitle screen through a central processing unit, at the same time, according to the displayed contents of the LED subtitle screen, the color foil cooperation is conducted by numerically controlled lights in the advertising light box, so the reminding and advertising effects are better, and information advertising function of a cell gateis enhanced; the facial information of visitors to enter the cell gate is obtained by a monitoring camera, after passing the identification of face identification chips, the recognition and authorization of a touching sensing panel is conducted, a rotary motor is controlled by the central processing unit to drive an electric pushing rod to push a cell gate board out, and the entering of a residentis convenient; and through the clamping connection of a bearing inner ring and a bearing outer ring, a door board shaft is fixed in a rotary circular groove, the door board shaft can flexibly rotatein the rotary circular groove, the opening and closing of a cell door board is more smoothing, and the noise is reduced.

A labor-saving furniture rotary pushing-puling opening-closing positioning mechanism comprises a furniture movable part and a furniture immovable part which are mutually opened and/or closed transversely and movably for storing. The furniture immovable part is provided with a transversely-opened automatic locking device. The furniture movable part is provided with an acting part. The transversely-opened automatic locking device comprises a tension spring, a swing component, a bracket component and a steering wheel. The tension spring is arranged on the steering wheel in a surrounding mode, andthe two ends of the tension spring elastically act on the swing component and the bracket component correspondingly. The swing component elastically moves on the bracket component through matching ofthe tension spring and the steering wheel, and an opening part is arranged at the side part of the swing component. When being transversely and movably opened to the certain position relative to thefurniture immovable part, the furniture movable part at least acts on the opening part through the acting part, and the swing component is driven to move automatically and elastically and to be positioned on the bracket component through the matching of the tension spring and the steering wheel, so that the transversely-movably-opened position of the furniture movable part relative to the furniture immovable part is locked automatically and elastically, and practicability is high.

The invention provides an opening and closing device and an office machine equipped therewith capable of avoiding the impact sound when opening the hand-conveyed tray of the office machine. The opening and closing device comprises a support, a shaft rod, a rotation rod, a locking plate, a fixing washer and a friction mechanism. The support is arranged at the hand-conveyed tray side and the shaft rod is arranged at the office machine side. The rotation rod is inserted through a curved guide groove and the curved guide groove is arranged at the outside of the rotary center of the support. The locking plate fixed to one end of the rotation rod is engaged with the shaft rod. The fixing washer is fixed to the other end of the rotation rod. The friction mechanism is arranged between the fixing washer and the support, which is also arranged between the locking plate and the support.