33results about How to "Resilience is small" patented technology

Inseparable single-piece timepiece component including a position adjustable mechanism having a rigid structure carrying, by means of at least one resilient strip, a position adjustable component including an indexing means arranged to cooperate with a complementary indexing means comprised in an adjustment mechanism. Said adjustment mechanism is incorporated in said inseparable single-piece component.

The invention provides an air inlet protection cover. The air inlet protection cover is arranged on an air inlet entrance of an exposed air inlet, and the air inlet protection cover is of a ship typestructure and comprises a head and a tail; the head comprises an upper profile and a lower profile; the upper profile is attached to the lower surface of a front body; the tail is of a cavity structure composed of a lower profile; and the lower profile of the head and the lower profile of the tail are smooth transition. The air inlet protection cover solves the problems that jet particles of the air inlet scour a projectile body, the large-scale air inlet separation travel is too long, the structural strength requirement and the thermal protection requirement are high, and the travel of an actuator is difficult to achieve after the travel of the actuator is increased while the front body space is limited

A stroke magnet arrangement in which the magnetic discontinuity in the pole tube is formed by means of a reduction in the effective material thickness, for example a reduction in the thickness, in particular the wall thickness of the magnetically effective material, of the armature facing the pole iron The end faces of the core segments and the bases arranged on the pole core segments in the interior of the pole tube are each provided with contours which allow mutual axial overlapping. This makes it possible to obtain an advantageous influence of the force-stroke-characteristic curve of the stroke magnet with low manufacturing effort.

The invention relates to a shape-memory fiber, its manufacturing method and the textile made therefrom. Wherein, the shape-memory fiber is manufactured from shape-memory polyurethane, and the shape-memory polyurethane is prepared from diisocyanate and chain extender forming a hard segment, and long-chain polyol forming a soft segment. The manufacturing method of the above-mentioned shape-memory fiber is as follows: manufacturing shape-memory polyurethane composed of hard segment and soft segment; using melt spinning method to melt the shape-memory polyurethane and then extruding it through a fiber spinneret to obtain spinning, and then cooling and solidifying That is, the shape memory fiber is obtained. The shape memory fiber of the present invention has lower recovery force than spandex at the same linear density; it has lower shape fixity than traditional shape memory materials, and the shape fixity increases with the increase of elongation. The woven textile has good comfort, and a single size can adapt to different body shapes of the human body.

The invention provides a suspended structure oar, which includes four parts: an oar frame groove, an oar frame, paddle blades and a transmission gear. The paddle shaft on the paddle is inserted into the paddle shaft hole on the paddle frame, the paddle is connected with the paddle frame with a suspension structure, and the paddle can rotate around the shaft under the paddle frame. The paddle frame reciprocates in the paddle frame groove. The "hidden" oar frame slots prevent the oar frame from being impacted by the frontal water flow, thereby directly reducing the water resistance on the oar frame structure during propulsion. The present invention can be realized by means of single paddle, double paddle, multi-blade paddle group, etc., and has the advantages of high-efficiency propulsion, hull control, hydrodynamic noise reduction, cavitation effect reduction, and hull concealment.

The invention discloses a crane, which relates to the field of engineering machinery and is used for optimizing the structure of the existing telescopic boom. The telescopic boom includes at least two telescopic booms nested in each other; an arm pin structure is arranged between two adjacent telescopic booms, and the boom pin structure is located on the side of each telescopic boom. Different from the scheme of putting the arm pin system up in the prior art, in the telescopic boom provided by the embodiment of the present invention, the arm pin structure is arranged on the side of each telescopic arm, and the arm pin in the arm pin structure is reset. There is basically no need to overcome its own gravity, and the required recovery force is small, which reduces the requirements for the return spring.

The present invention pertains to chemically strengthened glass, which is characterized in that the glass comprises a first main face and a second main face opposite to the first main face and has a thickness of 0.30 mm or less; the chemically strengthened glass is in a curved shape with the first main face being a convex face and the second main face being a concave face; and when the chemically strengthened glass is placed on a horizontal plane while locating the first main face on the lower side and no external force except the gravity acts thereon, a part of the first main face does not come into contact with the horizontal plane.

The invention relates to a supporting device with stable supporting force, comprising an open shell and a supporting frame, the supporting frame includes a face plate, the face plate is provided with connecting rods arranged in the vertical direction, the connecting rods A first elastic body is arranged on the rod, and a second elastic body is arranged between the faceplate and the bottom surface of the housing; the top of the housing is provided with a fixing part covering the opening, and the fixing part There is a channel on it. In the support device with stable support force according to the present invention, in the initial stage of thermal displacement, the first elastic body is squeezed and deformed in the process of passing through the groove, thereby improving the support force of the entire initial stage; after the initial stage, The first elastic body enters into the lower opening to offset part of the restoring force generated by the second elastic body, so that the supporting force output by the entire supporting device remains within a preset range, thereby providing stable supporting force.

The invention discloses a waste cutter for a blanking mould. The waste cutter for the blanking mould comprises a convex mould, a concave mould, a movable seat, a lower mould seat, a concave mould ejector rob, an air cylinder, a fixing sleeve and a first spring mounting plate. Owing to the fact that a product is driven to descend a certain distance by the concave mould ejector rob when blanking is conducted, the concave mould ejector rob only needs to descend a short distance when blanking is conducted, and the sum of the first-time descending height and the second-time descending height of the concave mould ejector rob is the blanking height. When blanking is conducted by the waste cutter for the blanking mould, the product only needs to descend the second-time blanking height. After blanking is finished, the rebound distance of the concave mould ejector rob under the restoring force effect of first compression springs is also the distance of the second-time seconding height. Compared with the prior art, the rebound distance of the concave mould ejector rob under the restoring force effect of the first compression springs is shortened, restoring force provided by the first compression springs is relatively reduced, and thus damage caused to the edges of covering parts is lowered.

The invention provides a lunch box with folded edges and corners and a method of using the lunch box. The present invention includes an inner box body, an accommodating groove is arranged in the inner box body, a box mouth is arranged on the inner box body, a folded sheet is arranged on the inner box body, the folded sheet is located at the box mouth, and the folded piece and the inner box body are connected with each other. There is a folding line at the turning point between the two, and the folding line is formed by a plurality of through grooves penetrating through the inner box body, which are arranged in a straight line at intervals. The restoring force of the folded sheet is greatly reduced, and the difficulty of folding and shaping is greatly reduced. In addition, the inner box can be made of starch, plant fiber, water repellent, and mold release agent after being stirred and mixed to be called mud, and then the mud and the lining paper are molded together at high temperature. The paper material is biodegradable and has certain environmental protection properties.

The invention discloses a single-shoe pin brake, which comprises a mounting plate. A mounting hole is opened inside the mounting plate. A first connecting rod is fixedly arranged at one end of the mounting hole on one side of the mounting plate. On both sides of the end of the first connecting rod far away from the mounting plate, brake shoes are movable through the rotating shaft, and high-performance friction plates are fixed on the side of the brake shoe away from the mounting hole, and the brake shoes are far away from the mounting plate. One side of the first connecting rod is installed with the first brake spring through the installation groove on both sides, and the end of the first brake spring far away from the brake shoe is fixedly connected with the end of the first connecting rod far away from the mounting plate. A brake shaft is fixedly arranged at one end of the mounting plate away from the brake shoe. In the present invention, the shoe pin of the brake shoe is a split type and has a roller structure. If the brake breaks down, it can be easily disassembled by the user and convenient for maintenance.

The invention proposes a steel structure residual stress measuring instrument and its use method. The measuring instrument includes a fixed measuring cone, a sliding measuring cone, a metal bracket, a dial indicator, a clamping bracket and a buffer spring system, a clamping bracket, a fixed measuring Both the cone head and the buffer spring system are fixed on the metal bracket, and the dial gauge is placed on the metal bracket side, and the thickness of the dial is similar to or the same as the width of the metal bracket; the sliding measuring cone can be inserted into the sliding hole of the metal bracket. Sliding freely, its left end is connected to the end of the measuring rod of the dial indicator, and the right end is close to the buffer spring system. The measuring instrument is also equipped with a standard hole distance ruler and a temperature correction ruler with the same structure and size. The former is used as a reference ruler, and the latter is used to correct the influence of temperature changes on the hole distance of the small holes to be measured. The measuring instrument of the invention has a simple structure and can accurately measure the magnitude of residual stress near the junction of plates; the measuring restoring force is small, and the measuring cone will not deviate from the center of the measuring hole, and the measuring accuracy will not be affected.