390 results about "Pulling action" patented technology

A servo that is attachabley secured to the rail car frame at each door lock that is connected to the latch via a draw bar with sufficient modulus to withstand the repeated force required to move the latch thus opening the door. The servo provides a pulling action with the motive force being pneumatic pressure but not limited to pneumatic whereas hydraulic or electric energy can be supplied to the servo providing the motive force to pull the draw bar attached to the latch, that when said servo provides a pulling force sufficient to over come the friction ot the latch to the striker plate the latch moves in a upward direction thus releasing the door to open. A second element of the servo is to provide a pushing action via the draw bar to the door latch to drive it all the way into the closed position.

A package is disclosed which includes hingedly connected front, back, and side panels, the package being held securely closed by a pair of sealing panels. The package is opened by a folding and pulling action.

An exercise treadmill for simulating a dragging or pulling action, having an endless moveable surface looped around rollers or pulleys to form an upper run and a lower run, with an exercise surface for walking or running on while operating the treadmill; and a moment arm weight resistance means for simulating the dragging or pulling of a load.

A nose mask assembly to be worn during sleep including a nose mask, an air hose, a suspension support bracket connected to the air hose, a retractable line connected to the air hose, and a ball joint or a flexible silicone rubber tubing member connected to the nose mask for supplying continuous positive air pressure to a user. The nose mask includes an intake port for an air hose, an opening for an exhalation air valve therein, an air chamber for receiving air, and a contoured nose section for fitting on the nose of the user. The nose mask includes holding means in the form of an expandable headband for retaining the nose mask on the head of the user. The intake port includes the ball joint swivel member or a flexible silicone rubber tubing member for swiveling of the air hose relative to the nose section of the nose mask allowing the user to move side to side without having the air hose pulling on the nose mask during sleep movements of the user. The suspension support bracket and the retractable spring-loaded line mechanism are for suspending the air hose over the user's head while sleeping for relieving the nose mask of any pulling action being applied by the suspended air hose during sleep movements of the wearer. The suspension support bracket is connected to a support base plate or a support base bar being located under a CPAP machine which acts as a stabilizing counterweight to the suspension support bracket for suspending the air hose over the head of the user.

A utility knife that includes a pair of blades mounted on a blade holder. One blade is to be extendable from the housing of the utility knife adjacent the fore end of the utility knife with the other blade to be extendable from the housing to be usable for adjacent the aft end of the housing. The blade at the fore end of the housing is to be usable by the user exerting a pulling action toward the user with the blade at the aft end of the housing to be usable by the user exerting a pushing action against the housing.

This new and improved tooth brush combination is all one would ever need, the simple design on how and why the rotating flossing head is the only moving part and its simple, to lock in to place when in use and very easy to change when needed, and its location is on the tooth brush bristle head its self, and when not in use the rotating head will simply lay flat down, locks in to place on the tong cleaning section on the back of the tooth brush head, and when brushing your teeth, you will never know that there is a rotating flossing head. And the tooth brush bristle have a special design, with a spring pulling action and little barbs along the bristles that have a natural pulling force so the food and debris are more efficiently pulled from between your teeth and gum area, and all these combinations combined are not by the handle at all, this is the most efficient and friendly germ prevention hygienic tooth brush ever.

The invention discloses a plate-to-plate intensive assemblage coaxial connector, comprising two sockets and a commutator. A first flange and a second flange with different axial lengths are arranged on the peripheral planes of the two ends of the commutator; a groove is arranged on the side wall at the bottom of the opening of the socket; when the commutator is inserted into the socket, the first flange is located in the groove, the second flange clings to the inner side wall of the corresponding socket opening. Because the first flange, the second flange and the groove matching the first flange are provided, the plugging and pulling forces become varied, the commutator is left on one of the circuit boards when being pulled away, thereby, the operation time is saved and ineffective plugging and pulling actions reduced; in addition, the lockup between the shells is used to largely increase the plugging and adapting frequency. By taking advantage of the clearance between the commutator shell and the insulator thereof, the commutator deviates in the opening upon incorrect medium condition, as a result, the position is corrected automatically and the purpose of direct plugging and adapting is achieved.

A stored energy coupling and pipe bursting apparatus which is designed to increase the efficiency of pipe-bursting by enhancing the effect of a pneumatic or hydraulic hammer used while moving the pipe-bursting head. In one embodiment the stored energy coupling has one or more internal springs and operates to improve the energy output of a hammer as the pipe-bursting head traverses the length of the pipe to be broken responsive to the pulling action of a single hydraulic cylinder having dual rod or cable gripping elements. In another embodiment the stored energy coupling has no spring and is designed to prevent damage to the static pulling device when the hammer is implemented. The stored energy coupling of this invention can be installed in front or behind the bursting head, or even in the bursting head and is always positioned in front of the hammer. The stored energy coupling can also be utilized in a common housing with the hammer and with a cable or rod pulling apparatus of any design, including a hydraulic cylinder which uses a rod or cable connection and dual gripping elements for immobilizing the rod or cable between pulling sequences.

Provided are a slide core-pulling delayed mechanism and a mould with the same. The slide core-pulling delayed mechanism includes a slide base, a core-pulling guide block and two slide-guiding rails. The two slide-guiding rails are parallel to each other. The slide base is slidably connected to the two slide-guiding rails. The core-pulling guide block has a vertical portion and a tilted portion. The slide base disposes a sliding hole corresponding to the core-pulling guide block. The sliding hole has a first vertical wall, a first tilted wall, a second tilted wall and a second vertical wall. The core-pulling guide block is slidably inserted into the sliding hole. During the dismoulding process, the core-pulling actions of the cavity plate and the slide insert can not be interfered each other for making the dismoulding process be successfully completed and avoiding giving a harmful effect on the product.

The invention discloses a switching method of uninterrupted Bluetooth connection, Bluetooth equipment and a system, and aims to realize switching of Bluetooth connection between master equipment and different Bluetooth equipment. The method comprises the following steps: when an event indicating that first Bluetooth equipment is inserted into second Bluetooth equipment is detected, starting the second Bluetooth equipment; sending a Bluetooth connection switching command to the master equipment in order that the master equipment breaks the Bluetooth connection with the first Bluetooth equipment and establishes Bluetooth connection with the second Bluetooth equipment; shutting down the first Bluetooth equipment; when an event indicating that the first Bluetooth equipment is pulled out of the second Bluetooth equipment is detected, starting the first Bluetooth equipment; sending a Bluetooth connection switching command to the master equipment in order that the master equipment breaks the Bluetooth connection with the second Bluetooth equipment and establishes Bluetooth connection with the first Bluetooth equipment; and shutting down the second Bluetooth equipment. According to the technical scheme provided by the invention, additional manual operation of a user is not required; seamless switching of the Bluetooth connection of the master equipment is finished directly through simple inserting and pulling actions; the operation flow is simplified; and the switching efficiency is increased.

The invention discloses a reservoir multi-parameter water quality vertical dynamic data collecting method, and belongs to the filed of water quality monitoring. A control program of a computer terminal is utilized for optimizing the delay and monitoring depth relationship so as to reduce the delay influence caused by a water quality monitoring probe. In the process of putting a step motor in a water quality collecting system, the computer terminal receives and analyzes the change rate of multiple parameters on the vertical section at a measuring point in real time; the sampling frequency is regulated according to the change rate value of reservoir water quality parameters; the step motor is controlled by a single chip microcomputer for controlling the upward pulling action and the downward putting speed of a multi-parameter data collecting module, so that the change trend of various parameters of the water quality at the vertical section is caught. The reservoir multi-parameter water quality vertical dynamic data collecting method provided by the invention has the advantages that collected water quality data is reliable and efficient, and the water quality delamination phenomenon of large-area deep water bodies such as reservoirs can be monitored.

The invention discloses a diameter-adjustable pipeline cleaning device. The diameter-adjustable pipeline cleaning device mainly consists of a transmission shaft, cleaning rods, fixing discs, spherical hinges, brush heads, pins, support connecting rods, movable discs, springs and a handle and is characterized in that the fixing discs are fixed on the transmission shaft; the cleaning rods are connected with the fixing discs through the spherical hinges; the brush heads are connected with the cleaning rods through the pins, and the cleaning rods are connected with the supporting connecting rods through pins; the supporting connecting rods are connected with the movable discs through the spherical hinges, and the transmission shaft is connected to the handle; the springs are arranged between every two movable discs. Before the pipeline cleaning device is used, the brush heads and the cleaning rods are manually closed, and after the device enters a pipeline, the device is released; under the pulling action of the springs, the brush heads and the cleaning rods have trends of dispersing outwards, so that the brush heads are close to the pipe wall; the brush heads are connected with the cleaning rods through the pins, and the brush heads have the function of automatic righting in the axial direction of the pipeline; the brush heads close to the pipe walls are indirectly driven by the handle to rotate, so that the purpose of cleaning the pipeline is realized.

The invention relates to a linkage mopboard structure, belonging to the technical field of fire fighting vehicle. The linkage mopboard structure comprises a pair of air spring cylinders, a tread plate, a protective plate and two groups of linkage pieces. Each group of linkage piece consists of a first connecting rod and a second connecting rod which are parallel with each other, wherein, the front end of the first connecting rod is articulated with the cylinder column of the air spring cylinder. The cylinder body of the air spring cylinder is connected with the frame of the wall board of the rear wheel cavity of the fire fighting vehicle. The back end of the first connecting rod is articulated with the lateral face of the tread plate. The front end of the second connecting rod is articulated with the wall board and the back end of the second connecting rod is articulated with the lateral face of the tread plate. The protective plate is arranged at a corresponding position at the bottom of the tread plate and is connected respectively with the tread plate and the first connecting rod. At least one pull-handle is arranged on the tread plate. The invention has the advantages that by adopting two groups of linkage pieces which form a four-connecting rods structure, so when being used, the tread plate can be unfolded out of the rear wheel cavity with the help of only one time of pulling action, and at the same time the invention can make the tread plate be in a level state, so that one time of time can be saved. The restoration of the tread plate after using can also be completed by only once action.

An exercise treadmill having an endless moveable surface looped around rollers or pulleys to form an upper run and a lower run, the movable surface being rotated when one of the rollers or pulleys is rotated, and an exercise surface for walking or running while exercising, a weight resistance mechanism for providing a weight resistance for simulating the dragging or pulling of a load, wherein the weight resistance can be adjusted and set to a specific weight resistance setting; a movable hand grip controller operatively attached to the weight resistance mechanism for operating and controlling the exercise treadmill and the weight resistance mechanism, wherein the endless movable surface moves in a direction simulating walking or running backwards, and wherein the weight resistance mechanism applies an approximately constant and static force to the hand grip controller generally only in the same as the direction the endless movable surface moves and opposite a pulling direction, whereby operation of the treadmill simulates the dragging or pulling of a load by a combination of the actuation of the weight resistance mechanism to simulate the load and the walking or running backwards to provide the dragging or pulling action.

A tool for generating a force downhole comprises a body, a longitudinally movable activating member mounted to the body, and a longitudinally movable driven member also mounted to the body. The driven member is operatively associated with the activating member such that on translation of the activating member in one axial direction, the driven member is translated in an opposite axial direction. The tool may be utilised to convert a pulling action, applied by a spoolable member, to a pushing action, useful in disengaging a downhole lock.

An axle mechanism capable of adjusting an elevation includes a support member, a lower hinge device at the bottom of the support member, an upper hinge device at the top of the support member, and a dual link rod module for connecting the upper and lower hinge devices. If the support member adjusts its elevation and front and rear distance, the turning radius of the dual link rod module is used as a moving range of the support member, such that two sets of pulling plates at the top produce a pushing action and an opposite pulling action to synchronously rotate the shaft rings on both sides of the top and drive the two movable rods to rotate without changing the original angle of the two upper support stands.

A disposable syringe includes a tubular needle seat inserted into a barrel for fixing a needle cannula. The needle seat has an axially extending cavity with a radially yieldable catch disposed therein. A plunger is movable in the barrel, and has an engaging head defining a rearwardly facing shoulder wall which is retained by the catch when the engaging head is extended into the cavity by a pushing force applied to the plunger. The barrel defines friction diminishing regions such that when the needle seat is moved past the friction diminishing regions to be placed to a disposal position, friction between the needle seat and the barrel is diminished, thereby facilitating a subsequent pulling action of the plunger for retracting the needle cannula into the barrel.

An exercise treadmill having an endless moveable surface looped around rollers or pulleys to form an upper run and a lower run, the movable surface being rotated when one of the rollers or pulleys is rotated, and an exercise surface for walking or running while exercising, a weight resistance mechanism for providing a weight resistance for simulating the dragging or pulling of a load, wherein the weight resistance can be adjusted and set to a specific weight resistance setting; a movable hand controller operatively attached to the weight resistance mechanism for operating and controlling the exercise treadmill and the weight resistance mechanism, wherein the endless movable surface moves in a direction simulating walking or running backwards, and wherein the weight resistance mechanism applies a constant and static force to the hand controller generally only in the same as the direction the endless movable surface moves and opposite a pulling direction, whereby operation of the treadmill simulates the dragging or pulling of a load by a combination of the actuation of the weight resistance mechanism to simulate the load and the walking or running backwards to provide the dragging or pulling action.

An electrical cable connector has a latch mechanism wherein the moveable portion is part of the mating receptacle, and the mechanism for unlatching resides in the cable connector. A rocker part is located such that one end extends under the resilient latch member and the other end has a surface which is made to rotate about a pivot point by an externally actuated ramp. The rotation of the rocker lifts the resilient member from its seat and releases the connector latch. The actuating ramp is spring loaded to return to its resting position which is the latched position; it is attached to a loop designed to allow a finger pull action to initiate latch disengagement. Forces and friction resistance is managed such that reliable single-hand operation is achieved, with push to engage and pull to disengage.

Disclosed is a flower pot assembly with a phototropic portion of a plant convenient to adjust. The flower pot assembly with the phototropic portion of the plant convenient to adjust comprises a flower pot body and a driving mechanism used for driving the flower pot body to rotate, wherein the flower pot body comprises a pot body, a rotary disc and a base used for supporting the rotary disc from top to bottom in sequence, the driving mechanism comprises a curtain assembly and a transmission rod assembly, the curtain assembly comprises a roller, curtain cloth wound around the roller, a first gear arranged at one end of the roller, and a pulling chain meshed with the first gear, the transmission rod assembly comprises a transmission rod in normal-running fit with the rotary disc and a second gear arranged at one end of the transmission rod and meshed with the pulling chain, and the pot body rotates in one direction under the driving of the rotary disc. The flower pot assembly with the phototropic portion of the plant convenient to adjust is unique in design and convenient to use. By means of the linkage cooperation between the transmission rod assembly driven by curtain pulling action and the rotary disc on the flower pot, the rotary disc can rotate moderately when the curtain is reeled by a user, and then the phototropic portion of the plant on the flower pot is adjusted with little time and labor, and the problem that the user forgets to adjust the phototropic portion of the plant is solved.