48results about How to "Stop swing" patented technology

A fractured clavicle fixing band comprises a back rest 1 rendered in contact with a back of a user along a backbone when used, a pair of shoulder belts 2 connected an end portion of the back rest, stretched as passed respectively from shoulders to axillae when used, and a chest front belt 3 for pulling and fastening, in front of a chest of the user, the pair of shoulder belts in a direction to narrow a distance therebetween, in which the front chest belt 3 is made of a nonflexible material. An orderly reset region of the user can be supported by the antagonistic action of a fastening force with the shoulder belt 2 and a fastening force with a chest belt 3.

The circuit breaker (1) used for low voltages has a housing (2) and a pivoting handle (3) that extends from housing, and indicates the ON / OFF position of the circuit breaker (1). And a locking device is provided (4), the circuit breaker blocks change of switch state at a locking position. In order to mount the locking device (4) with very low cost and without tools, it is suggested that the locking device (4) is formed by a locking portion (4a) and in a gap (6b) of the housing (2), the gap is disposed beside the handle (3) and connected with the handle via a through-hole (8), the locking portion (4a) has a slider (7a) that is latched in through-hole (8) into which a portion of handle (3) is pushed such that pivoting of handle (3)is blocked.

In one embodiment, when a hot roller is driven to rotate, a driving gear rotates so that a swing gear and a swing cam rotate. Then, a sliding contact edge on the right side of a swing lever that abuts against the circumferential face of the swing cam repeatedly moves up and down, and the swing lever repeatedly rotates clockwise and counterclockwise with a shaft of a pressure release cam as the center. At this time, since only the clockwise rotation of the swing lever is transmitted via a one-way clutch to the shaft of the pressure release cam, the clockwise rotation is intermittently transmitted to the shaft of the pressure release cam. As a result of this, the pressure release cam intermittently rotates clockwise, and the pressure release cam pushes away a roller of a displacement frame, so that the pressure roller separates from the hot roller.

The invention relates to a chain tension adjusting device of a rear derailleur for a bicycle. The chain tension adjusting device is characterized by comprising a base, a tension adjusting mechanism, a tension transmission assembly and a radial pressure control assembly, wherein the base is provided with an inner cavity for containing the tension adjusting mechanism; the tension adjusting mechanism comprises a rotary shaft which is rotationally arranged in the base, one end of the tension adjusting mechanism is fixed to a chain guiding component, and the other end of the tension adjusting mechanism is pivoted to the interior of the base; one end of the tension transmission assembly is limited in the base, and the other end of the tension transmission assembly acts on the chain guiding component; the radial pressure control assembly presses the rotary shaft in the radial direction; and the first swing direction and the second swing direction are around the axis of the rotary shaft and are opposite. The chain tension adjusting device has the effects that the chain guiding component swings within a certain range, tension is adjusted to be proper, when the adjusting force on the tension transmission assembly and the tension of a chain are balanced, the chain guiding component is relatively fixed to one position, the situation that the chain guiding component is affected by vibration and accordingly swings in the second swing direction is avoided, the tension of the chain is fixed, and the chain is prevented from being disengaged.

A front brush attachment device for a vacuum cleaner comprises a multi-component housing, a rotationally driven brush roller, and a rotating and tilting joint for connecting the vacuum cleaner. The rotating and tilting joint has a tilting joint piece inserted in a suction duct of the housing, as well as a short, rotatable joint tube, which is connected with the tilting joint piece in a rotating manner. The tilting joint piece is supported in the housing in a manner permitting it to revolve about an axle aligned transversely in relation to the suction duct. The short, rotatable joint tube is mounted on a cylindrical connector piece with rotational mobility. A protrusion on the housing and a recess on the rotatable joint tube engage each other in the locking position and secure the short, rotatable joint tube against rotation. A spring-loaded locking lever is supported on the housing, which, in the locking position, engages a shoulder located on the periphery of the tilting joint piece.

The invention discloses a bogie of a suspension type rail vehicle. The bogie comprises a bearing bent beam with an L-shaped structure and a bearing cross beam, wherein the bearing bent beam is provided with a rail buckling part used for buckling with a rail from the upper portion of the rail, a swing stopping abutting part used for abutting with the rail from the bottom of the rail to be matched with the rail buckling part to prevent a vehicle body from swinging, and a vehicle body connecting part used for being positioned below the rail to bear the vehicle body; and the bearing cross beam is integrally connected with one end, close to the rail buckling part, of the bearing bent beam, and is provided with a shaft bridge connecting part which is fixedly connected with a shaft bridge. The bearing bent beam is provided with the rail buckling part, the swing stopping abutting part and the vehicle body connecting part, and the bearing bent beam is integrally connected with the bearing cross beam, so that the bogie is of an integral structure, the structure is simple and compact, and the bearing capacity is high; and the swing stopping abutting part limits the bogie to only slide relative to a rail and prevents a car body from swinging, so that the bogie is simple in structure and good in safety. The invention also discloses the suspension type rail vehicle comprising the bogie.

In one embodiment, when a hot roller is driven to rotate, a driving gear rotates so that a swing gear and a swing cam rotate. Then, a sliding contact edge on the right side of a swing lever that abuts against the circumferential face of the swing cam repeatedly moves up and down, and the swing lever repeatedly rotates clockwise and counterclockwise with a shaft of a pressure release cam as the center. At this time, since only the clockwise rotation of the swing lever is transmitted via a one-way clutch to the shaft of the pressure release cam, the clockwise rotation is intermittently transmitted to the shaft of the pressure release cam. As a result of this, the pressure release cam intermittently rotates clockwise, and the pressure release cam pushes away a roller of a displacement frame, so that the pressure roller separates from the hot roller.

The invention provides an anti-rolling winding device and a tire type container gantry crane, and relates to the technical field of crane rolling prevention. The anti-rolling winding device comprisesa first unwinding mechanism and a plurality of anti-rolling units, wherein each anti-rolling unit comprises a first rope body, a pulley assembly used for being installed on a lifting appliance and a second unwinding mechanism used for being installed on a trolley; one end of each first rope body is connected with the first unwinding mechanism, and the other end of each first rope body penetrates through the corresponding pulley assembly to be connected with the corresponding second unwinding mechanism; and in the moving direction of the trolley and the moving direction of a cart, an inverted triangular structure is defined by the extending path of each first rope body and the trolley. According to the anti-rolling winding device, the abrasion of the first rope bodies is relieved, the lifting structure is more stable, and the anti-rolling effect is better.

Safety system for a filter pipe for filling a tank, in particular a fuel tank, the filler pipe including a pipe head suitable for receiving a delivery nozzle, the system including a valve which is mounted in the pipe head and is able to swing, between closed and open positions, about a swing axis essentially tangential to the periphery of the valve. The valve is kept closed outside the filling periods by a prestressing means and is swung open by a force exerted by a free end of the delivery nozzle against a contact face of the valve during the nozzle insertion into the filler pipe. In some embodiments, the valve is for closing off tightly a capless filler pipe, and includes, on its contact face, a stop device designed to allow the insertion of a suitable delivery nozzle into the filler pipe, and not of an unsuitable nozzle.

The invention discloses a lifting mechanism and disinfection equipment. The lifting mechanism comprises a storing frame, a slide rail assembly, a first connection rod assembly, a second connection rodassembly, a locking assembly, a locking piece and an unlocking assembly; the storing frame is provided with a containing space used for storing to-be-disinfected objects; the slide rail assembly is connected with the storing frame, and the slide rail assembly is connected with a door plank of the disinfection equipment; the storing frame is enabled to ascend and descend along with swinging of thefirst connection rod assembly and the second connection rod assembly; when the storing frame is located at the highest position, the locking assembly and the locking piece cooperate to lock a first mounting plate and the first connection rod assembly, and / or, to lock a second mounting plate and the second connection rod assembly; and a releasing structure abuts against one side, back to a panel,of the locking assembly when the releasing structure is at the highest position of the storing frame, a driving structure drives the releasing structure to extrude the locking assembly so as to unlockthe locking assembly. The technical scheme of the invention is beneficial for conveniently unlocking the lifting mechanism.

The present invention discloses an opening and closing control mechanism of an endoscopic surgical stapler. The opening and closing control mechanism of the endoscopic surgical stapler is characterized by being provided with a deflector rod, and a groove formed in a front part of a stapler body close to a percussion handle. A used technical scheme is that when the opening and closing control mechanism controls a nail bin assembly and a nail anvil assembly in an execution assembly to execute an opening action, the operation can be finished by only using one finger to rotate the deflector rod and using the other finger to hook the groove of the stapler body in a single-hand manner; and a used technical scheme is that when the opening and closing control mechanism controls the nail bin assembly and the nail anvil assembly in the execution assembly to exit from actions of stapling and cutting, only one finger of a hand holding the stapler body is needed to hook the groove of the stapler body, and a reset button drives a driving rod to move backwards in the stapler body. Thus the opening and closing control mechanism achieves technical effects of preventing the endoscopic surgical stapler from swinging, also avoiding misoperation of the percussion handle and also shortening surgical time.

The invention relates to the technical field of bicycles and discloses a rear derailleur which comprises a derailleur assembly and a chain tensioning assembly hinged to the derailleur assembly. The chain tensioning assembly comprises a base and a swing arm hinged to the base. A one-way damping mechanism and a reset torsional spring are arranged between the swing arm and the base, the one-way damping mechanism comprises a one-way bearing, a damping sleeve and an elastic hoop, the damping sleeve is fixed to the base, the one-way bearing is arranged in the damping sleeve, and the elastic hoop isarranged on the damping sleeve in a sleeving mode and enables the damping sleeve to be pressed on the one-way bearing. The invention designs a rear derailleur with a one-way damping function. When theswing arm rotates in one direction, no damping force exists, when the swing arm rotates in the other direction, the damping effect is achieved, it is guaranteed that enough tensioning force is provided for the tensioning wheel, meanwhile, rotation of the swing arm in the chain disengaging direction is limited, and the problem that a chain is prone to falling off when a vehicle runs on a bumpy road surface is solved.

The invention relates to a reamer or similar tool, comprising a cutting device (13) having a cutting edge (23), a clamping device (17), by means of which the cutting device (13) can be clamped to the main body (9) of the tool (1), an adjusting device (55) that interacts with the cutting device (13), for adjusting the machining diameter of the tool (1), and a guiding device (19), which comprises an elongated guiding element (21), which interacts with an elongated guiding receptacle (39) in such a way that the cutting device (13) can be guided in a sliding manner perpendicularly to the center axis (7) during a displacement when the adjusting device (55) is activated. The guiding element (21) is provided on the cutting device and the guiding receptacle (39) is provided on the main body (9) of the tool (1) or the guiding element (21) is provided on the main body (9) of the tool (1) and the guiding receptacle (39) is provided on the cutting device (13). The guiding element (21) and the guiding receptacle (39) extend perpendicularly to the center axis (7) of the main body (9) of the tool (1). The tool (1) is characterized in that the guiding device (19) has a single guiding element (21) and / or a single guiding receptacle (39), and that the guiding element (21) has an elongated elevation and the guiding receptacle (39) has an elongated recess.

In a known method for operating an amalgam lamp with a rated power Poptimum, provision is made for a lamp voltage Uoptimum suitable for maximum UVC emission to be applied or for a lamp current Ioptimum suitable for maximum UVC emission to flow between electrodes, wherein the discharge space is accessible to an amalgam deposit which can be heated by means of a heating element by conducting a heating current IHeiz through the heating element. In order to specify, on this basis, an operating mode which ensures stable operation in the range of the power optimum, the invention proposes setting a setpoint value for the lamp current Isoll which is lower than Ioptimum, and switching on or increasing the heating current IHeiz when the lamp current drops below a lower limit value I1 while switching off or reducing said heating current when the lamp current exceeds an upper limit value I2.

The present invention relates to a high pressure discharge lamp which is provided with a ceramic discharge vessel that is accommodated in an outer bulb, wherein the outer bulb is surrounded by a second outer bulb which is close to the outer bulb for fragment protection. The second outer bulb is fixed in a horizontal direction of a lamp holder.

The invention provides a windbreak wire clamp comprising a wire clamp body. A wire clamp pressing tube is arranged at the wire clamp body and has a hollow-out part; a connecting segment is arranged at the tail end of the wire clamp pressing tube, wherein the wall thickness of the connecting segment is larger than that of the rest part of the wire clamp pressing tube; a spring is fixed at the inner wall of the connecting segment; and a lead passes through the spring and is pressed in the hollow-out part of the wire clamp pressing tube. According to the wire clamp, the spring in the wire clamp pressing tube can be fixed to prevent oscillating of the lead; and the bending force with the stress length less than 10cm between the oscillating lead and the static wire clamp is dispersed to the whole spring length range from 40 to 60 cm by the spring, so that the bending wearing of the tail end of the lead can be reduced. On the basis of the structure, the windbreak wire clamp can be installed at different types of overhead transmission towers and substation equipment conveniently.

The invention relates to a ball bearing cage having an annular rolling element retaining body, comprising ball sockets distributed around a circumference of the rolling element retaining body for receiving spherical rolling elements. According to the invention, the ball sockets are distributed around the circumference, such that distances between two adjacent ball sockets increase in a circumferential direction, starting at a smallest distance between two adjacent sockets at least in a circumferential sector.

The invention discloses a damping platform and an unmanned aerial vehicle. According to the damping platform disclosed by the invention, a damping assembly is mounted between a first mounting platform and a second mounting platform, so that the damping effect is achieved; the damping assembly of the damping platform comprises first valve bodies and second valve bodies, the first mounting platform is connected with the first valve bodies, the second mounting platform is connected with the second valve bodies, and the second valve bodies are hollow; and the first valve bodies are movably mounted to the second valve bodies, the first valve bodies and the second valve bodies are sealed internally to form cavities, and the first mounting platform and the second mounting platform are connected through the first valve bodies and the second valve bodies. The cavities are vacuumized, the resistance of air in the cavities generates the damping effect, and the air resistance forms a pressure opposite to the acting force transferred from the second mounting platform in direction, so that the first mounting platform is prevented from swinging and vibrating, and the stability of the first mounting platform is improved, thereby taking the damping effect on a flight control main body part mounted on the first mounting platform.

The invention discloses a lifting mechanism and disinfection equipment. The lifting mechanism comprises a placement rack, a sliding rail component, a first installation plate, a second installation plate, a first fixing side plate, a second fixing side plate, a first connecting rod component, a second connecting rod component, a locking component and a locking element, wherein the placement rack is provided with a containing space for placing an article to be disinfected; the sliding rail component comprises a first sliding rail and a second sliding rail, wherein the first sliding rail and thesecond sliding rail are arranged in parallel; the placement rack and the sliding rail component are connected, and the sliding rail component is connected with a door plank of the disinfection equipment; the placement rack lifts along with the swinging of the first connecting rod component and the second connecting rod component; the locking element is arranged on the first connecting rod component and / or second connecting rod component by corresponding to the locking component; when the placement rack is positioned on a highest position, the locking component and the locking element are cooperated to lock the first installation plate and the first connecting rod component and / or lock the second installation plate and the second connecting rod component. The technical scheme of the invention is favorable for improving the stability of the lifting mechanism.

The invention relates to a bearing of a rocker arm (2, 3) for a valve train of an internal combustion engine having a bearing bock (8) in which a shaft (6) is arranged on the rocker arm (2, 3) with an associated bore (4, 5 ) is pivotally attached and held by means of an axial securing the position. According to the invention, an axial positional securing is a guide connection device of an engaging element counter-element connection between the bearing block (8) and the rocker arm (2, 3), wherein an engagement element (9, 10) oriented transversely to an axial is inserted into an associated counter-element (11, 12) with axial edge support (16, 17) pivotally engaged.

The invention discloses a swinging stop device of a suspended type monorail train. The swinging stop device comprises multiple sets of first swinging stop arms and second swinging stop arms. The firstswinging top arms and the second swinging stop arms are arranged on the two sides of a train body correspondingly and are stretched out and drawn back relative to the train body. When the train bodystops, the first swinging stop arms and the second swinging stop arms are all stretched out till abutting against abutting connection faces, the abutting connection faces are made to exert acting force on the two sides of the train body through the first swinging stop arms and the second swinging stop arms correspondingly to overcome the acting force exerted by passengers on the train body, and therefore the train body is prevented from swinging leftwards and rightwards; and because the first swinging stop arms and the second swinging stop arms are able to make the two sides of the train bodyevenly bear force, the swinging stop effect is better. When the train body runs, the first swinging stop arms and the second swinging stop arms are drawn back inwards, the first swinging stop arms andthe second swinging stop arms are made to get away from the abutting connection faces, and it is avoided that the normal running of the train body is influenced. Therefore, the swinging stop device of the suspended type monorail train can reliably and effectively prevent the train body from swinging. The invention further discloses the suspended type monorail train comprising the swinging stop device.

The invention discloses a protective structure for slip-form construction of a gas exhausting chimney of a paint spraying workshop. The protective structure comprises a rectangular supporting platform. At least four baffles are correspondingly hinged to the lower surface of the supporting platform along the contour edge of the supporting platform. The outer side wall of each baffle is provided with at least two guiding blocks. The upper end surface of each guiding block is provided with a rebound face. Each rebound face is oblique towards a direction, far away the supporting platform, along a horizontal direction. A flow channel penetrating through the guiding block is arranged on each guiding block along a longitudinal direction. Through rebound buffering of the guiding blocks for large-diameter concrete blocks, the concrete blocks always fall downward along the inner wall of the gas exhausting chimney, and subtle-shaped concrete blocks or dust move downward vertically through the flow channels, so that the occurrence of the phenomenon of splashing everywhere of the concrete blocks or dust in the gas exhausting chimney is avoided, and the risk that constructors are injured by the concrete blocks can be eliminated as long as the upward climbing constructors walk upward by not clinging to the inner wall of the gas exhausting chimney.

The utility model relates to the technical field of aluminum alloy windows, in particular to an aluminum alloy window with a stable structure, which comprises a window frame and a window sash hinged to an inner cavity of the window frame, a glass plate is connected in the window sash, a rectangular frame plate is connected to the inner wall of the window frame, and a sliding damping rod assembly is connected between the top of an inner cavity of the rectangular frame plate and the window sash. A sliding type limiting rod assembly is connected between the bottom of an inner cavity of the rectangular frame plate and the window sash and is suitable for preventing the window sash from swinging. The sliding type limiting rod assembly comprises a strip-shaped plate and a first hinge seat hinged to one end of the strip-shaped plate, the first hinge seat is connected with the window sash, a kidney-shaped hole is formed in the strip-shaped plate, a limiting rod is arranged in the kidney-shaped hole in a penetrating mode, the lower end of the limiting rod is connected with the bottom of an inner cavity of the window sash, and a plurality of limiting grooves are formed in the kidney-shaped hole in the length direction of the kidney-shaped hole in a linear array mode. The upper end of the limiting rod is in threaded connection with a limiting pipe body matched with the limiting groove. The aluminum alloy window is reasonable in structure, and the service life of the aluminum alloy window is prolonged.

In a four-direction switch device, an outer peripheral surface of a disc-shaped switch knob is provided with first to fourth pivot projections arranged in phase with first to fourth switch operation parts and first to fourth movable stoppers arranged with a phase shift by 45° from the projections, respectively, and a switch case is provided with first to fourth fixed stoppers facing lower surfaces of the movable stoppers, respectively. If the knob is pushed at a switch dead part, the knob swings about a straight line connecting a pair of the pivot projections located on an opposite side of the switch dead part, but the movable stopper and the fixed stopper both located below the pushed switch dead part come into contact with each other, thereby avoiding actuation of any switch.

The invention discloses an endoscope surgical stapler capable of being forcibly reset. The endoscope surgical stapler has the technical characteristics that a gear is installed on a stapler body, a rack is arranged on a driving rod, and a wrench is included in accessories equipped by the endoscope surgical stapler. According to the technical scheme, when a staple cartridge assembly and an anvil assembly in an execution assembly are stuck, only one finger of a hand holding the stapler body hooks a groove of the stapler body and inserts the wrench into a driving hole of the gear for rotation, sothat the gear drives the rack to drive the driving rod to move forward and backward in the stapler body. Due to the power amplification effect of the wrench, the technical effects that the staple cartridge assembly and the anvil assembly in the execution assembly can be conveniently controlled the exit anastomosis and cutting actions and executing an opening action, the endoscope surgical stapleris prevented from swinging, and cocking of a handle due mis-operation is avoided are realized.

A protective case for a portable mobile device is disclosed. The protective case comprises a shell that defines a compartment for receiving and retaining a mobile device, a cover panel, and a connector component. The shell has a main panel that includes an aperture and a subpanel that is hinged at a first side within the aperture and reversibly attached to the aperture via mechanical protrusions or detents at a second side so that it can rotatably attach and detach, or snap, into and out of the main panel. The hinge may be formed by one or more flexible layers overlaid on the shell or via mechanical swivel joint such as a pin and socket connection. A connector portion connects the cover panel to the shell and forms a flexible spine between the cover panel and the shell. The connector portion is comprised of opposing inner and outer layers that are overlaid over the internal and external facing surfaces of the shell and cover panel. The main panel of the shell is configured to receive and retain the mobile device within its compartment and may be snap-fitted over the mobile device. In operation, the case can be opened and the subpanel detached from the main panel to allow the main panel to rotate relative to the subpanel and rest on the inner surface of the cover component to provide varied viewing / operating positions to the user.

This invention belongs to the field of transportation technology, and particularly relates to an intelligent suspended conveying device for construction cement. It includes a support frame with a support block inside. Rollers, driven by a motor and in contact with the inner wall of the support frame, are located on both sides of the support block. An adjusting block is fixedly connected to the lower end of the support block, and a friction adjusting mechanism is provided on the adjusting block. A horizontal plate is connected to the lower side of the adjusting block. This invention uses a liquid bladder that contacts a hook. When the hook swings, the deformation energy of the liquid bladder buffers and cancels the swing. When the hook swings significantly, a magnetic field generated by energizing a coil solidifies the liquid bladder, fixing the hook and preventing it from swinging. This ensures that the cement hopper does not shake excessively and cause collisions. Simultaneously, by using a friction block that contacts the support frame, the friction at the contact point is adjusted according to the weight of the cement hopper, ensuring stable cement conveying.

The invention discloses a wheel mark orientation mechanism and a suspension parking mark. The wheel mark orientation mechanism comprises a first swing part, a second swing part and a wheel mark part. The first swing part is rotationally connected to a hub, the second swing part and the wheel mark part are rotationally connected to the first swing part, and the first swing part, the second swing part and the wheel mark part rotate coaxially and are of eccentric structures with the centers and the gravity centers deviating. According to the suspension parking mark with the wheel mark orientation mechanism of a brand new structure, when an automobile is started and stopped, the first swing part, the second swing part and the wheel mark part have different swing force due to the fact that the gravity center positions and the borne gravity of the first swing part, the second swing part and the wheel mark part are different, the swing force can be offset mutually, and therefore the wheel mark can be more stably kept upright and does not rotate.