2403 results about "Safety harness" patented technology

A seat system includes a seat having a seatback and an arm supported by the seatback. The arm is extendable from a stowed position to an intermediate position and pivotable in a seat-forward direction from the intermediate position to a deployed position. A webbing guide is fixed to and movable with the arm. The webbing guide is at a top end of the seatback when the arm is at the stowed position and the webbing guide is spaced from the seatback in the seat-forward direction when the arm is at the deployed position. A retractor is supported by the seatback at the top end and a webbing extends from the retractor through the webbing guide.

The invention relates to the technical field of high-altitude operation safety protection, in particular to a high-altitude operation safety protection method, system and equipment and a medium, and the method comprises the steps that target data are collected in real time through a sensor, and the target data comprise human body posture data, safety belt tension data and environmental parameters; judging whether the obtained target data meets a falling risk condition or not according to a preset rule; when it is judged that the falling risk exists, the driving structure is triggered to tighten the safety belt braid within preset time to restrain human body displacement. The high-altitude operation safety belt has the beneficial effects that the safety, comfort and reliability of the high-altitude operation safety belt are remarkably improved through an innovative five-point type structural design and optimized materials and processes. Furthermore, a five-point structure can uniformly disperse impact force, reduce local stress and reduce the risk of body injury; the alarm mechanism can avoid accidents caused by improper wearing or wrong hanging according to the wearing state and the hanging state monitored in real time.

The invention discloses an intelligent high-altitude operation personnel safety belt wearing monitoring method and system, and the method comprises the steps: obtaining environment information, judging an inspection strategy, carrying out the inspection of an unmanned aerial vehicle, obtaining sensing data, analyzing the data, feeding back, completing the inspection, and managing the life cycle. The system comprises an Internet of Things equipment management module, an unmanned aerial vehicle equipment management module, an information processing module, an AI analysis module, an abnormal alarm processing module and an information storage module. According to the method, the actual wearing condition of the safety belt can be accurately judged, correlation verification is performed according to the visual analysis result and the actual physical state of the safety belt, the probability of misjudgment is reduced, and the safety belt wearing recognition accuracy is improved.

A self-contained single-trailer sand-conveyor and mixer system capable of being erected into an operational configuration and reconfigured into a compact highway-travel configuration, without the need for safety harnesses. The system, mounted on a single trailer, includes an input feed hopper for side-loading sand, first and second conveyors for material transport, a sand-liquid blender for producing frac-sand slurry, a vibratory sifter for debris removal, and a discharge funnel with a boot for precise slurry output. The system also integrates automated elevation actuators, and height-maintenance locks. Some embodiments include hydraulic mechanisms to ensure operational stability and worker safety. With pre-assembled components, OSHA-compliant safety features, and a generator-powered control system, this invention offers quick deployment, improved safety, and efficient frac-sand handling.

The invention provides a safety belt control method and device, a vehicle and a storage medium, and the method comprises the steps: obtaining image information of a target passenger of the vehicle, seat pressure information and state information of the vehicle, carrying out the feature extraction of the image information, and obtaining the posture features of the target passenger, performing feature extraction on the seat pressure information to obtain a body weight feature of the target passenger, performing feature fusion on the posture feature and the body weight feature and state information of the vehicle to generate a state space of the target passenger feature, performing reinforcement learning on the state space by adopting a pre-trained learning model, outputting an action space corresponding to the target passenger, and according to the pre-tightening force and the pre-tightening amount in the action space, the safety belt is controlled to execute pre-tightening operation. According to the method, visual detection, pressure detection and multi-modal data fusion of the state information of the vehicle are utilized, accurate recognition of the characteristics of the passengers in the vehicle is achieved, dynamic mapping of the characteristics of the passengers and the pre-tightening parameters is established, and a personalized safety belt active pre-tightening constraint strategy is provided for different passengers.

The utility model belongs to the field of automobile seat tools, and particularly relates to a tool for automatically assembling a safety belt buckle and nailing an automobile seat, which comprises a robot A, a robot B and a seat positioning tool, the seat positioning tool is provided with a seat, the robot A comprises a camera I and a clamping jaw tool, the clamping jaw tool is provided with a clamping jaw, and the camera I is provided with a camera II; the robot A controls the clamping jaw to be opened and closed, the robot B comprises a second camera and an electric torque gun tool, an electric torque gun is arranged on the electric torque gun tool, and the robot B controls the electric torque gun to rotate. A robot is adopted for automatic assembly, operators on a production line are reduced, the labor cost is saved, the clamping jaw tool can be provided with corresponding clamping jaws according to different products, and different assembly processes are completed.

A harness gear loop is disclosed for use with a harness having a waist belt and a structural core having spaced portions secured to the belt and a central portion between the spaced portions. The harness gear loop may include a core sheath having a groove configured to removably receive the central portion of the structural core while the core sheath extends along and about the structural core. A core retainer selectively retains the core sheath along and about the structural core with the central portion of the structural core residing within the groove and selectively releases the core sheath from the structural core with the central portion removed from the groove while the spaced portions remain secured to the belt.

An aerial lift that is interlocked with a fall-protection safety apparatus and may be further interlocked with at least one additional safety apparatus. The aerial lift is equipped with a monitoring system that is configured to detect whether a connector of a safety line of the fall-protection apparatus appears to be connected to a safety harness of a user of the aerial lift.

An aerial lift that is interlocked with a fall-protection apparatus and is further interlocked with at least one additional safety apparatus. The serial lift is equipped with a monitoring system that is configured to detect whether a connector of a safety line of the fall-protection apparatus appears to be connected to a safety harness of a user of the aerial lift.

Disclosed is a child safety seat. The child safety seat comprises a safety belt, a backrest body, and a headrest part. A plurality of position slots and a rod used for winding the safety belt are formed on the backrest body. The headrest part is movably disposed on the backrest body and comprises a headrest body and a headrest adjustment mechanism. The headrest adjustment mechanism comprises a slide member and a headrest engagement member. The slide member is connected to the headrest body and is provided with a housing and a slide slot. The headrest engagement member is inserted through the slide slot and can move between a headrest locking position and a headrest unlocking position. When the headrest engagement member is at the headrest locking position, the headrest engagement member engages with one of the plurality of position slots, and when the headrest engagement member is switched to the headrest unlocking position, the slide member is separated from the position slot. The headrest body is provided with a safety belt insertion opening, and at least a portion of the housing is located above the safety belt insertion opening. A connecting line between the rod and the safety belt insertion opening passes through the housing, so that the safety belt arranged between the rod and the safety belt insertion opening presses against the housing.

The utility model relates to a safety belt pre-tightening device which is used for being installed on an automobile seat, the automobile seat comprises a pipe column, the safety belt pre-tightening device comprises a pipe body, a transmission element and a pre-tightening assembly, the pipe body is located in the pipe column and comprises a first pipe body part and a second pipe body part, and the first pipe body part and the second pipe body part are fixedly connected. A first limiting structure is arranged on the first pipe body part, a second limiting structure is arranged on the pipe column, and the first limiting structure and the second limiting structure are matched with each other, so that the first pipe body part is fixedly connected with the pipe column; the pre-tightening assembly is arranged in the pipe body in a sliding mode, one end of the transmission element is fixedly connected with the braid, and the other end of the transmission element penetrates through the first pipe body part and enters the pipe body to be fixedly connected with the pre-tightening assembly. When the safety belt pre-tightening device is installed, only the pipe body needs to move in the axial direction in the pipe column and rotate in the axial direction till the pipe body cannot continue to move, and the safety belt pre-tightening device is more convenient to install.

A low-altitude single-person aircraft powered by a micro-turbojet engine relates to the field of manned aircraft. The invention solves the problems of existing jet aircraft suits, such as heavy weight, inconvenient posture adjustment, and easy injury to the pilot. The invention comprises a flight backpack and two arm propulsion devices (7); the flight backpack comprises: a safety belt (1), a shell (2), an oil supply system (3), an electrical system (4), and a backpack micro-turbine engine (5); the oil supply system (3) is installed inside the shell (2), the electrical system (4) is installed on the upper end surface of the shell (2), and the backpack micro-turbine engine (5) is installed on the lower part of the shell (2); wherein the two arm propulsion devices (7) are respectively installed on the left and right sides of the shell (2) of the flight backpack. The flight backpack of the invention is the most complex component of a low-altitude single-person aircraft powered by a micro-turbojet engine. The invention is used in aircraft.

A fall arrest roof mount anchor is designed to secure construction and maintenance personnel working at heights, utilising harness and lanyard fall protection equipment. The roof mount anchor comprises a mounting plate having a uniform cross-section defining a raised central portion and side portions for roof attachment. The raised central portion has a swivel eye anchor point for attachment of conventional height safety harness hardware.

A personal fall arrest assembly for shortening a response time in event of a fall includes a line, which has a connector and a coupler attached to its first end and second end, respectively. The connector and the coupler are selectively attachable to a structure, or an adaptation to the structure, and to a harness worn by a user, respectively. The line thus tethers the user to the structure. A deceleration device is attached to the line and is absorbs energy as the line arrests a fall of the user. A sensor is operationally engaged to the deceleration device and is detects actuation of the deceleration device. An alert module, which is attached to the line and which is operationally engaged to the sensor, comprises a transmitter so that the alert module selectively transmits an emergency alert upon the sensor detecting actuation of the deceleration device.

A lockbar in a tongue of a seat belt system in a vehicle, wherein the crash locking tongue includes the lockbar, a base plate, and a cover material overmolded onto the base plate. The base plate is configured to be reversibly coupled to a buckle in the seat belt system and to have a slot through which a belt webbing extends in order to restrain the movement of a passenger in the vehicle. The lockbar includes one or more fins located on a bottom surface near a front edge, a pair of guide wings located on a back edge adjacent to opposite sides, a clamping surface that is in contact with the belt webbing, and an elastomeric spring. The lockbar undergoes a vertical translation upon a vehicle accident that causes a clamping surface to apply an inward pressure on the belt webbing, thereby, reducing movement of the belt webbing.

An anchor device may be connected to a personal safety line used by a worker, who typically is wearing a safety harness to which the line is attached. The worker may insert an anchoring mechanism portion of the anchoring device into a connection point, then activate a locking feature of the anchoring mechanism to affix it to the connection point. The locking feature comprises multiple jaws which are coupled to each other and to the apparatus so that they expand when tension is applied to the connection point of the personal safety line. The worker, secured in case of fall by the personal safety line, may move about freely, but should a fall occur, the added tension on the personal safety line will increase the force locking the mechanism to the connection point, thus increasing safety. To release the anchoring mechanism, the worker disengages or otherwise unlocks the anchoring mechanism.

The invention discloses a safety belt grading type pre-tightening and force limiting method and system based on passenger signs, and the method comprises the steps: obtaining a passenger image, and measuring the weight information of a passenger, so as to calculate the gender, age, upper trunk height, sitting posture angle and weight of the passenger; the height of the safety belt is adjusted according to the upper trunk height and the sitting posture angle; pre-tightening force and a force limiting table are preset according to the gender, the age and the weight of the passenger, different safety belt pre-tightening and safety belt force limiting are matched for the gender, the age and the weight of different passengers, and safety belt pre-tightening is divided into safety belt first-level pre-tightening and safety belt second-level pre-tightening according to the emergency degree. According to the main technical scheme and the main effects, passengers are classified through sign recognition, so that the pre-tightening force and the force limiting value of the safety belt can be dynamically adjusted according to the body weight, the age and other characteristics, and the adaptability of the safety belt system to the passengers with different body types is remarkably improved.

The invention relates to the technical field of automobile safety, in particular to a bimodal adjustable passenger restraint system based on seat integration, which comprises a control module, a seat sensing module, a safety belt adjusting module and an air bag unfolding module, and is characterized in that the control module is in communication connection with the seat sensing module, the safety belt adjusting module and the air bag unfolding module; the seat sensing module senses the angle of a seat and the riding condition of a passenger and sends the information to the control module, the control module controls the safety belt adjusting module and the airbag module through sensing information of the seat sensing module, the safety belt adjusting module is used for adjusting the limited force of a safety belt, and the airbag unfolding module is used for adjusting the unfolding angle of an airbag. By adjusting the unfolding of the air bag, the unfolding form of the air bag is matched with the angle of the seat in real time, continuous control is achieved in the collision process in cooperation with the pre-tightening limiting force of the safety belt, and safety is greatly improved.

A seat belt anchor is provided, wherein the seat belt anchor includes: a main body including a locking slot having an opening and an inner surface; and a locking member movably connected to the main body and movable between a lock position and a release position; wherein when the locking member is in the lock position, the locking member projects toward the locking slot to define a distance between the inner surface of the locking slot and the locking member which is larger than a diametric dimension of a shaft body of the fastener so that it allows the shaft body of the fastener to axially pass through the locking slot; wherein when the locking member is in the release position, it allows a ring body of the fastener to directly pass through the opening to be in the locking slot.

The invention discloses a double-interlocking logic AB type lock hook for a safety belt and a lock hook interlocking system, and relates to the technical field of high-altitude operation safety protection, the lock hook comprises a lock hook controller, the lock hook controller is in communication connection with the following modules: a state sensing module, which is used for monitoring the locking state of a main lock and an auxiliary lock of the AB type lock hook in real time, lock body state information is provided for a lock hook controller; and the control logic module is used for dynamically controlling unlocking and locking permissions of the main lock and the auxiliary lock according to the lock body state information of the state sensing module. According to the invention, a forced alternate locking mechanism is constructed, only the main lock is authorized to be unlocked during initialization, the authority of the auxiliary lock can be activated after the main lock is locked, and the authority chain is automatically reset after the auxiliary lock is locked, so that at least one lock body is always in a locked state in the climbing and hooking process; the risk of hanging in air caused by illegal operation or misjudgment of operators is effectively prevented, and the safety of high-altitude operation is fundamentally improved.

A belt retractor comprising a belt reel rotatably mounted in a frame securable to a vehicle and on which a seatbelt can be wound, and a blocking device arranged on a mechanical side of the belt reel and which blocks the belt reel when a specified seatbelt pull-out acceleration and / or a vehicle deceleration is exceeded, activating the blocking device in the pull-out direction of the seatbelt, and an electric motor for rotating the belt reel, and a gearing mechanism which transmits the rotational movement from the electric motor to the belt reel, wherein the electric motor and gearing mechanism are arranged coaxial to the rotational axis of the belt reel and in series relative to the belt reel; and a transfer rod is provided arranged coaxial to the rotational axis of the belt reel and in series with the belt reel.

The dumper lifting system with the automatic discharging mode comprises a hydraulic oil tank, a lifting pump, a lifting proportional valve and a lifting oil cylinder and further comprises a controller, the input end of the controller is connected with a lifting angle sensor, a mode selection module, a lifting control module and a safety belt module, the lifting angle sensor is connected with the lifting oil cylinder, and the mode selection module is connected with the lifting control module. The mode selection module is a manual mode selection module and an automatic mode selection module, the output end of the controller is connected with a lifting proportional valve, a brake control module and a warning indicator, and the brake control module is connected with a vehicle brake. Through cooperative use of the mode selection module and the lifting control module, the manual operation mode and the automatic operation mode are completed, the automatic discharging mode of lifting discharging-top-reaching keeping-container falling is achieved, in the automatic discharging process, the safety of the system is monitored in real time, the mode can be switched to the manual mode at any time according to the actual situation, and the safety of the system is guaranteed. And the use safety of the system is ensured.

A utility vehicle 100 includes a vehicle body frame 1, pillars 2 attached to the vehicle body frame 1 and extending in an up-down direction, a roof 3 supported by the pillars 2, and a harness 4 connected to an electric component 5. The pillars 2 include a hollow tubular front pillar 21. The front pillar 21 has an upper end hole 25 opening at an upper end 21a, a lower end hole 26 opening at a lower end 21b, a first hole 27 opening in a side wall 21c, and a second hole 28 opening in the side wall 21c and positioned lower than the first hole 27. The roof 3 has a drain hole 33. The drain hole 33 faces and communicates with the upper end hole 25. The harness 4 is inserted into the front pillar 21 through the first hole 27 and the second hole 28.

The invention relates to the field of reaming machines, and discloses an automobile safety belt bulb tube reaming tool which comprises a reaming table, a fixing seat is arranged in the middle of the upper face of the reaming table, a clamping structure is arranged on the fixing seat, a bulb tube is clamped and fixed on the reaming table through the clamping structure, and the reaming structure is moved to move back and forth. According to the ball tube reaming device, automatic reaming work is conducted on tube openings of ball tubes, the ball tubes can be automatically switched in the process that the movable reaming structure moves back and forth in a reciprocating mode in cooperation with a rotary switching structure, a lifting structure, a gear structure and a driving structure, reaming work of the tube openings in the two ends of the ball tubes is achieved while the positions of the ball tubes do not need to be adjusted again, and operation is more labor-saving and convenient. And meanwhile, by arranging the adjusting structure, the rotating angle can be flexibly adjusted according to the position of the port of the bulb tube, so that the position of the port of the bulb tube can be smoothly switched for reaming in the reaming process of the movable reaming structure, and the use is more flexible and convenient.

A seat assembly includes a seat portion having a frame assembly, a carrier assembly and a displaceable platform operably coupled to the carrier assembly. The displaceable platform is operable between a use position and a deployed position. A retraction mechanism includes a first bracket operably coupled to the frame assembly, and a second bracket operably coupled to the displaceable platform. The first and second brackets are interconnected by an actuator that is operable between at-rest and actuated positions. The second bracket moves from a first position to a second position as the actuator moves from the at-rest position to the actuated position. At least one tether member is operably coupled to the first bracket and includes a body portion interlaced between the first and second brackets of the retraction mechanism.

An apparatus for reducing wearer fatigue for use in a wearable safety harness system includes a dorsal chassis capable of engagement with one or more shoulder safety straps and one or more lower torso webbing straps, an attachment subassembly comprising of a D-ring, a self-retracting lifeline attachment point, lower torso webbing strap attachment point, and a force-reduction mechanism. The attachment subassembly is attached to the dorsal chassis via the force-reduction mechanism such that force-reduction mechanism absorbs vertical forces produced by the weight of a self-retracting lifeline. The force-reduction mechanism absorbs vertical forces produced by the lower torso webbing strap resulting from the attachment of tools or equipment to the lower torso webbing strap. The arrangement of the apparatus also promotes increased flexibility between the shoulder safety straps and the lower torso webbing straps torso safety strap, thereby reducing wearer fatigue.

The utility model provides a safety belt connecting mechanism which comprises a safety belt connecting device and a connecting part. The connecting part is arranged on the seat or the safety cushion, the safety belt connecting device installed on the safety belt is connected with the connecting part, and the safety belt located on the belly when the safety belt is tied according to the existing technical specifications is pulled and fixed to the connecting part through the safety belt connecting device. Discomfort caused by pressing the abdomen of a passenger when the safety belt contracts can be avoided; according to the safety belt connecting mechanism, the plurality of inserting holes matched with the inserting ends and the locking pieces are arranged on the connecting part, so that proper positions can be selected for connection and fixation according to the body types of passengers, the safety belt connecting mechanism can be suitable for the passengers with different body types, and the use comfort is improved. According to the safety belt connecting device, the locking piece is arranged in a non-gear locking mode or a buckle matching mode, so that the safety belt connecting device can be stably connected with a connecting part on a seat or a safety cushion, and the safety belt connecting device is easy to operate and convenient to disassemble.