66 results about "Foot operations" patented technology

A winch braking device includes: a brake; a brake pedal; a reaction force-imparting element that imparts a reaction force to the brake pedal; a rotation link that rotates by interlocking with the foot operation at the brake pedal; a brake valve linked to the rotation link, that applies a secondary pressure to the brake in response to the foot operation at the brake pedal; and a tension spring, with one end thereof attached to the vehicle body at a predetermined position and another end thereof attached to the rotation link, that applies a force to the brake pedal along a direction opposite a direction of the foot operation. As the foot operation is performed at the brake pedal, the tension spring extends and a shortest distance between a rotational center of the rotation link and a central axis of the tension spring becomes smaller.

The present invention discloses a multifunctional equipment capable of helping to eat and turn over leaves of book. Said equipment mainly includes the following several portions: base seat, supporting column, tabletop, turning table, delivery device, shifting strip, foot operation device and leaf-turning mechanism. Said invention also provides the concrete structure of above-mentioned every portion and connection mode of all the above-mentioned portions. Besides, said invention also provides its working principle and concrete operation method.

The invention provides a system for monitoring feet operation of a driver. The system consists of an infrared camera, an image signal processing module and a display screen; the infrared camera is arranged just above a clutch, a brake and an accelerator pedal of a vehicle; the lens directly faces the top of the pedal; the image signal processing module and the display screen are arranged on a center console; the image signal output end of the infrared camera is connected with the image signal input end of the image signal processing module through an image signal line; the video signal output end of the image signal processing module is connected with the video signal input end of the display screen through a video signal line; and the image signal processing module analyzes the positions of the feet of the driver in real-time, after judging the position of the pedal blocked by the feet of the driver, the image signal processing module marks the positions of the feet of the driver on the clutch, the brake and the accelerator pedal with yellow, red and green frames respectively in real-time, and marks the brake and the accelerator pedal only in terms of an automatic-catch car which only has a brake and a accelerator pedal.

The invention discloses a concealed door stopper. A door stopper main body comprises a main body shell, a main movable rod, an elastic device, a rotating shaft and limiting protrusions. A guiding through groove is formed in the top end of the main body shell, wherein the guiding through groove is matched with the main movable rod. One end of the main movable rod is connected with the main body shell through the rotating shaft, and the other end of the main movable rod is arranged in the guiding through groove of the main body shell in a movable and embedded manner through the elastic device. The main movable rod is provided with the limiting protrusions and a limiting hole. A brake mechanism is matched with the limiting hole. By means of the brake mechanism, the main movable rod is controlled to pop out of the main body shell. The main movable rod is limited by the main body shell in a clamped manner through the limiting protrusions. In the using process, the door stopper does not shift and cannot damage a wooden floor and a decorative floor; the whole door stopper is concealed under the ground; the door stopper is attractive in appearance, safe to use, long in service life, capable of being mounted at any position behind a door, easy and convenient to operate and large in retention suction force; manual-operation or foot-operation control is achieved; and no electric energy is consumed, so that electric power is saved.

The invention discloses a cast iron blank transfer trolley which comprises a square bottom frame, an inclined hopper, a square vertical stand, a hydraulic telescopic cylinder and a foot-operated hydraulic pump, wherein the inclined hopper is arranged in the square bottom frame; a bearing is arranged on each of the two sides of the opening in the front end of the inclined hopper; bearing seats corresponding to the bearings are arranged at the front end of the square bottom frame; the square vertical stand is vertically arranged at the back end of the square bottom frame; the foot-operated hydraulic pump is arranged on the square vertical stand; the hydraulic telescopic cylinder is arranged in the square vertical stand through a rotating shaft; the telescopic rod of the hydraulic telescopic cylinder is connected with the back end of the inclined hopper; a universal wheel is arranged at the back end of the square bottom frame. By this way, the cast iron blank transfer trolley provided by the invention realizes that when the hydraulic telescopic cylinder contracts, the back end of the inclined hopper is raised and the blanks are slipped off naturally; the trolley is quick in unloading and is labor-saving due to foot operation.

The invention relates to the field of car driving control, in particular to the field of car accelerator acceleration control, and discloses car steering wheel accelerator acceleration control technology. Accelerator acceleration control and brake deceleration control of existing cars are both designed to be right-foot control, and the design has the major disadvantage that misoperation of mistaking an accelerator for a brake pedal occurs quite easily when people encounter an emergency. An accelerator handle steering wheel is designed as shown in attached figures, an accelerator cable is directly connected in a rotation handle, and a driver holds the steering wheel with hands to control the car direction and controls a car accelerator to accelerate by the rotation handle at the same time. Car accelerator acceleration and brake deceleration are completely separated and independently controlled, a brake is controlled underfoot, the accelerator is controlled on hands, and hand and foot operation is divided and cooperated and is more conformable to habitual thoughts and continuous action of people. The steering wheel accelerator acceleration control mode belongs to direct drive and is sensitive in operation and convenient and accurate in control, misoperation of the accelerator and the brake can be effectively avoided, occurrence rate of serious traffic accidents is lowered, and life and property losses of people are reduced.

A braking intensity indicator system for a vehicle of a type that includes a foot operated brake pedal and at least one brake light may include a proximity sensor to be associated with the brake pedal and a controller. The controller may be configured to cooperate with the proximity sensor to determine a plurality of brake pedal positions versus time during foot operation of the brake pedal, and selectively adjust an intensity of the at least one brake light based upon the determined plurality of brake pedal positions versus time.

The invention relates to an elevator, in particular to a medical elevator by foot operation. The medical elevator comprises an elevator chamber, an indoor controller circuit, a luminous electron tube and an outdoor button. The medical elevator is characterized in that the lower part of the inner side of the elevator chamber is provided with a controller; the lower side of the outdoor wall body of the elevator chamber is provided with the button; contacts of the controller form a T shape and a row from outside to inside; the rear side of the contact is connected with the indoor controller circuit; the upper side of the contact is provided with an electron display screen; the electron display screen displays numbers of the floor corresponding to the contact floor from outside to inside; the outdoor button is two transparent triangles inversely arranged; and the inside of the transparent triangle is provided with the luminous electron tube. The medical elevator can prevent the contact from spreading disease, alleviate labor and reduce hospital cost.

The invention belongs to the technical field of intelligent tools for helping the disabled, and discloses an automatic electric energy supplement type back massage device. The device comprises a foot control screen, a controller, a motor, a storage battery, a wiring harness, a solar power generation panel, a data storage disk, a video player, a positioner, an alarm and a back massager. The foot control screen is arranged on the front top of a wheelchair base and connected with the front portion of a wheelchair seat. The controller, the motor and the storage battery are sequentially arranged inside the wheelchair base. The solar power generation panel is arranged on the top of a wheelchair top. The motor is connected with wheels through a rotating mechanism. According to the automatic electric energy supplement type back massage device, patients can control a wheelchair to move through foot operation. The device is reasonable in design, simple in structure and suitable for optimization design of wheelchair devices used for the handless, the dumb and the disabled.

The invention discloses a pedal type medical sterilizer. The sterilizer comprises a machine body which is internally provided with a containing cavity containing disinfectant fluid, a pressing deviceis arranged on the upper side of the containing cavity, a valve control cavity is formed in the lower end wall of the containing cavity, a through groove is communicated between the valve control cavity and the containing cavity, the valve control cavity is internally provided with a sealing valve block with the upper end stretching into the through groove for sealing the through groove, and a telescopic spring fixedly connected with the inner end wall is fixedly arranged on the sealing valve block. Accordingly, by means of the pedal type, disinfectant fluid circulation and pressure adjustmentcan be directly controlled, foot operation is easy, convenience is brought to use, the sterilizer can be used for sterilizing medical tools and hands before and after surgery, the application range is wide, the device is simple in structure, the occupied area is small, and the sterilizer can be moved freely.

The invention discloses an auxiliary music sound producing device realizing hand and foot coordination practice of infants. The device comprises a main machine body, an auxiliary body, a cushion, andtwo connecting blocks which are symmetric left and right, wherein the main machine body, the auxiliary body and the connecting blocks are fixedly arranged on the top face of the cushion, the connecting blocks are fixedly arranged between the main machine body and the auxiliary body, two dolls which are symmetric left and right and two hand pull rings which are symmetric left and right are arrangedat the lower side of the man machine body, a worm cavity is arranged in the main machine body, and a control mechanism capable of controlling the dolls to rotate for increasing interestingness is arranged in the worm cavity. For the device, the music sound can be produced through mechanical linkage including hand operation and foot operation, and meanwhile, the rotating doll crafts capable of increasing interestingness are also arranged, so that the sense organ, tactile sense and hand and foot coordination capacity of the infants can be effectively stimulated.

The invention relates to an air floatation structure of a separated type air foot. The air flotation structure is positioned at the bottom of an air foot plate, and air floatation holes and air flues are formed in the air floatation structure. The air floatation holes are communicated with the air flues and are communicated with the bottom face of the air floatation structure. Positive pressure gas delivered to the air floatation holes from the air flues is output from the bottom face of the air floatation structure. The bottom face of the air floatation structure is provided with a pressure release trough which half surrounds the air floatation holes outside and prevents the positive pressure gas output from the bottom face of the air flotation structure from diffusing below the bottom of the air foot. According to the air flotation structure of the separated type air foot, higher air flotation rigidity can be obtained under greater air film thickness, the bearing capacity of the air foot is improved, air vibration during the work of the air foot can be avoided, and the stability of the air foot operation is improved.

The invention provides an under-stress individual hand-and-foot coordination and emergency/strain ability measuring and training system. The under-stress individual hand-and-foot coordination and emergency/strain ability measuring and training system is characterized by comprising a control unit, a measuring and training blind-track system facility unit and a remote control equipment unit; the control unit includes a hand operation module, a foot operation module, an acousto-optic interference module and a communication module; the measuring and training blind-track system facility unit includes a blind track and a communication module, wherein the blind track is provided with a plurality of obstacle points and a plurality of bend points; the remote control equipment unit includes a remotecontrol sports car and a communication module which is mounted on the remote control sports car; through the communication modules, information/signal interaction among all devices is achieved; and under the action of the control unit, the remote control sports car carries out measurement and training on the blind track. By adopting the under-stress individual hand-and-foot coordination and emergency/strain ability measuring and training system, people can carry out objective and precise measurement on individuals who are occupied in special industries and need hand-and-foot coordinated operation abilities under multiple stress conditions.

The invention discloses a three-axis acceleration sensor-based column foot operation attitude measurement device. The device comprises an acceleration sensor, a singlechip, an embedded processor, a sound-light alarm module, a GPRS module and a transmitting antenna. An output end of the acceleration sensor is connected to a signal input end of the singlechip. The singlechip is connected to the embedded processor by a 485 bus. An output end of the embedded processor is connected to the sound-light alarm module. A control end of the embedded processor is connected to the GPRS module. The GPRS module transmits a signal by the transmitting antenna. The device can be installed simply, has a high measurement precision, realizes early warning of tower crane turnover and prevents accident generation.

The invention provides a device for left foot operation of switching an automatic transmission automobile pedal and an automobile. The device comprises a upper left installation support and a upper right installation support, wherein the upper left installation support and the upper right installation support are respectively arranged on the left side and the right side of a front wall plate. A lower left installation support and a lower right installation support are respectively arranged on the left side and the right side of a front floor plate. Two ends of a left support are respectively and fixedly connected with the upper left installation support and the lower left installation support. Two ends of a right support are respectively and fixedly connected with the upper right installation support and the lower right installation support. A left installation spline of a connecting support is arranged in a spline installation hole in the left support, and a right installation spline of the connecting support is arranged in a spline installation hole in the right support. The connecting end of an active accelerator pedal is connected with the connecting support in a rotating mode. The left end of a rotating support is fixedly connected with the active accelerator pedal, and the right end of the rotating support is fixedly connected with the accelerator pedal. The device brings convenience to a driver who can not use a right foot to operate the accelerator pedal and a brake pedal conveniently, and reduces potential safety hazards in the driving process.