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51results about How to "Reliable fit" patented technology

Anastomat applicable to magnetic surgical department

The invention relates to an anastomat applicable to a magnetic surgical department. The anastomat consists of a gun head and a gun body. The gun head comprises a first magnetic ring, a first magnetic shielding case, an outer connecting shell, an annular cutting edge, a second magnetic ring, a second magnetic shielding case and an inner connecting pipe; the gun body comprises a gun body shell, a cutting propelling device and a thread adjusting device. The first magnetic ring covers the first magnetic shielding case; the outer connecting shell sleeves the first magnetic shielding case and can slide relative to the first magnetic shielding case; the annular cutting edge is arranged on the inner side wall of the first magnetic ring and can slide relative to the first magnetic ring; the second magnetic shielding case covers the second magnetic ring, one end of the inner connecting pipe is provided with a clamping jaw, the other end of the inner connecting pipe is provided with a circular pipe, the inner connecting pipe is installed in a groove in the inner wall of the second magnetic ring through the clamping jaw, the circular pipe can be nested in the annular cutting edge, after the gun body shell is connected with the outer connecting shell, the surplus tissue can be cut by utilizing the cutting propelling device to push the annular cutting edge, the inner connecting pipe is pressed to be separated, the distance between the first magnetic ring and the second magnetic ring is adjusted by utilizing the thread adjusting device, and rapidness, safety and reliability in surgical anastomosis with no foreign matter and stitch remaining in an anastomotic stoma can be realized.
Owner:西安赛德欧医疗研究院有限公司

Front fork folding vertical pipe

PendingCN111645791AImprove aestheticsKeep abreast of traffic conditionsSteering deviceFoldable cyclesRotational axisEngineering
The invention discloses a front fork folding vertical pipe. The vertical pipe comprises a handlebar assembly, a handle vertical pipe assembly and a front fork piece. The handle vertical pipe assemblyis connected with the handlebar assembly; the folding vertical pipe further comprises a folding locking piece. The folding locking piece comprises a folding upper seat, a rotating shaft, a folding lower seat and a locking piece; the handle vertical pipe assembly is connected with the folding upper seat; the folding upper seat is rotatably connected to the folding lower seat through the rotating shaft; the locking piece is connected to the lower folding base in a rotating mode. The locking piece is matched with the folding upper seat; the lower folding seat is connected with the front fork piece, an upper positioning bulge is arranged on the upper folding seat, a lower positioning groove is formed in the lower folding seat, and the upper positioning bulge arranged on the upper folding seatis connected with the lower positioning groove formed in the lower folding seat in a positioning manner. After the scooter is used for a period of time, the connection between the handle vertical pipeassembly and the front fork piece cannot be loosened, the connection is reliable, and the safety performance is high; the handle vertical pipe assembly and the front fork piece can be folded, so thatcarrying is inconvenient, and the scooter occupies a small storage space.
Owner:金华有恒车业有限公司

FC-SC, FC-SC-APC optical fiber connector

The invention discloses a rapid sequence of FC-SC, FC-SC-APC fiber. The rapid sequence is pressed tightly into an FC or SC shell (2) by a spring (3) through a spring connecting base (4); a tail shell (8) is arranged on the tail end of the spring connecting base (4) as an integration; a contact pin (1) is fixed in a contact base sleeve (5); the contact pin (1) is provided with a precise and tiny guide positioning hole (1-1) inside; the front end of the contact base sleeve (5) is provided with a carrying cavity (5-1) as a pressing device; the tail end of the contact base sleeve (5) is provided with a large conical cavity (5-3); a V-shaped block (9) and a gland (10) are arranged in the pressing device, the carrying cavity (5-1); a fastening screw (7) is connected with the tail end of the contact base sleeve (5) to form a locking cavity; and a bipyramid chuck (6) is arranged in the locking cavity. No jointing points of the rapid sequence achieve ultra-low insertion loss control; 8 degrees APC slope polishing significantly reduces the loss value in fiber jointing; and repeated recycling decreases the utilization cost.
Owner:JIANGSU UNIKIT OPTICAL TECH

Short-circuit-proof separable plug connector with three-layer insulator assembly

The invention discloses a short-circuit-proof separable plug connector with a three-layer insulator assembly, and relates to the technical field of aerospace electrical connectors. The short circuit-proof separable plug connector comprises a nylon wire, a plug dust cover, a pin hole, a conductive rubber ring, a connecting rod, a plug cable cover, a connecting mechanism and a plug housing. The plugdust cover is fixedly mounted on one axial end of the plug housing. The plug cable cover is fixedly mounted on the other axial end of the plug housing. The connecting mechanism is fixedly mounted onthe axis of the plug cable cover and extends into the plug housing. The nylon wire is wound around the one axial end of the plug dust cover. The pin hole is arranged inside the plug housing and located under the connecting mechanism. The conductive rubber ring is fixedly mounted on the outer wall of a front surface layer. The short-circuit-proof separable plug connector in the invention meets thepurpose of adaptation to a socket electrical connector with a three-layer insulator assembly used in certain situations, and the plug connector has the function of preventing a short circuit after theelectrical connector is separated and the signal of the socket and plug is disconnected.
Owner:杭州航天电子技术有限公司

Planing method for cubic part vertical faces

The invention belongs to machining technology and relates to improvement to planing methods for cubic part vertical faces. A planing method for cubic part vertical faces comprises the steps that a gripper is detected and rectified; rough planing is conducted on four vertical faces; a horizontal face is planed; one vertical face is planed; the other vertical face is planed; and the other horizontal face is planed. According to the planing method, the perpendicularity of the vertical face of the gripper and horizontal cutter feeding of a machine tool is used, one vertical face of the gripper is used as the datum, all the vertical faces are machined, the principle of datum unification is achieved, and thus the perpendicularity requirements of the four machined cubic part faces are met. Through filling of a round bar, clamping force is focused on the middle of a jaw so that a datum plane can be attached to the fixed jaw tightly and reliably, and thus the machining quality is ensured. The planing method is simple and convenient to operate, the precision of a machined part can be improved, and deformation of machining is reduced effectively.
Owner:HARBIN

Screen window with window screen embedded in lock catches

The invention discloses a screen window with a window screen embedded in lock catches. The screen window comprises an outer frame, a surface inner frame, plug buckles, a window screen, a lining inner frame and screws. The outer frame is a rectangular frame, wherein horizontal side frames and vertical side frames are section bars with the same h-shaped cross section. The horizontal side frames are connected with the vertical side frames through outer corner parts. The outer corner parts are fastened through the screws installed on the four corners of the outer frame. The lining inner frame and the surface inner frame in cooperation with each other are arranged in an inner chamber of the outer frame. The lining inner frame and the surface inner frame are made of the same kind of section bars with a concave-convex structure only on one surface. Grooves in the lining inner frame are matched with protruding strips on the surface inner frame opposite to the lining inner frame to form the complementary lock catches. The surface, provided with the concave-convex structure, of the lining inner frame is covered with the window screen. The surface, provided with the concave-convex structure, of the surface inner frame is arranged towards the surface, provided with the concave-convex structure, of the lining inner frame for embedding and locking the window screen. The screen window with the window screen embedded in the lock catches is simple in structure, the window screen is easy to assemble and disassemble, and a user can dismantle and clean the window screen or replace the window screen by himself according to the use conditions of the window screen.
Owner:杨杰

Electric vacuum cleaner

The present invention provides an electric vacuum cleaner capable of improving the convenience during mounting or dismounting of dust collection box, wherein, the dust collection box (6) is provided with a freely rotary handle (7) for conveying the dust collection box, and a freely sliding coupling shaft (8) for fixing the dust collection box in the vacuum cleaner body (1). On the other hand, a jogged section (16) for coupling shaft jogging is provided at one side of the vacuum cleaner body, the coupling shaft can be linked with the movement of the handle on the dust collection box, performing jogging or releasing jogging with the jogged section. When the handle is pulled up, the coupling shaft slides from the jogged section, only the dust collection box can be removed.
Owner:PANASONIC CORP

Two-layer co-extrusion die for optical cable sheath

The invention provides a two-layer co-extrusion die for an optical fiber sheath. The two-layer co-extrusion die for the optical fiber sheath comprises a die core and a die sleeve arranged on the die core in a sleeving mode. The front end of the die core is a conical part. An extrusion forming part is arranged on the conical part. A forming cavity corresponding to the extrusion forming part and a positioning cavity corresponding to the conical part are formed in the inner wall of the die sleeve. The size of an extrusion space between the inner wall of the forming cavity and the extrusion forming part is constant. A plurality of color strips corresponding to the die sleeve are arranged on the die sleeve. Troughs separately communicating with the color strips are formed in the outer surface of the die sleeve. The two-layer co-extrusion die for the optical fiber sheath is simple in structure, convenient to use, simple in process and capable of reducing the cost, and replacement of a machine head is not needed. The die core and the die sleeve can be fixed together in a matched mode firmly, so that the stability in use is good, and the quality of finished products is good; and in addition, the corresponding color strips can be produced and processed according to actual requirements, and thus, the controllability is high.
Owner:TONGDING INTERCONNECTION INFORMATION CO LTD

Tube stent delivery system

[Problem] To provide a tube stent delivery system which has a simple structure and whereby a tube stent is easily released. [Solution] A tube stent 10 has a ring-shaped first tube wall part 11, a hollow first insertion part 12 surrounded by the first tube wall part, and a first fitting part 40 for fitting with an outer catheter 20, the first fitting part being provided with a first fitting piece 42, a first fitting hole 43, and a first body 41. The outer catheter has a ring-shaped second tube wall part 21, a hollow second insertion part 22 surrounded by the second tube wall part, and a secondfitting part 50 for fitting with the tube stent, the second fitting part being provided with a second fitting piece 52, a second fitting hole 53, and a second body 51. The first fitting piece is inserted in the second fitting hole, and the second fitting piece is inserted in the first fitting hole, whereby the first fitting piece and the second fitting piece are fitted together, and the fitting ismaintained by insertion of an inner catheter in the first insertion part of the tube stent and the second insertion part of the outer catheter.
Owner:西卢克斯株式会社

Slide jig for connection of surface materials, and method for laying surface material using slide jig for connection

In order to provide a slide jig for connection of surface materials, which makes it possible to easily connect the surface materials while reliably fitting fitting claws to each other, the present invention is used for connecting belt-shaped surface materials (1) provided side by side in a width direction by fitting surface material fitting claws (12) formed in grooves (11) formed in end portions in the width direction of the respective surface materials (1), and surface material connecting material fitting claws (22) formed to face protrusions (21) formed on a surface material connecting material (2) disposed to spread over end portions in the width direction of both the surface materials (1), respectively, and is provided with, integrally via a connection portion (34), a support portion (31) which is inserted into the groove (11) of the surface material (1), a protrusion guide portion (32) which is inserted between the protrusions (21) formed on the surface material connecting material (2), and a pressing portion (33) which presses the surface of the surface material connecting member (2). The support portion (31) is provided so as to be located in the front in the slide direction of a jig (3A), and the projection guide portion (32) and the pressing portion (33) are provided so as to be located in the back in the slide direction of the jig (3A).
Owner:TAKIRON ENG +1

A milling deformation control device and method for tapered thin-walled parts

The invention relates to a milling deformation control device and method for conical thin-wall parts. The device is a fixed conical surface expansion mechanism consisting of a fixture body cooperatingconical surface, an upper gland and a bottom auxiliary support ring, wherein the fixture body cooperating conical surface is positioned on a base; the bottom auxiliary support ring is fixedly mountedat the outer periphery of the lower part of the fixture body cooperating conical surface; the upper gland is mounted on the upper end surface of the fixture body cooperating conical surface; and parts are limited among the fixture body cooperating conical surface, the upper gland and the bottom auxiliary support ring. Molding surface structures of the parts are fully analyzed to radically solve the problems of overproof roundness after clamping of the parts, nonuniform wall thicknesses of the parts after machining caused by cooperating gaps between fixtures and parts and overproof wall thicknesses, so that theoretical basis is laid for future machining of products with the same type, and meanwhile, new thoughts are developed for clamping schemes of parts with other types.
Owner:SHENYANG LIMING AERO-ENGINE GROUP CORPORATION

Molded lid and method for fitting said lid onto container, and sealing method

The present invention is a drop-lid-type molded lid that can be fitted to a container having a flange, wherein the molded lid comprises a flange, and first and second tapered sections having fitting sections extending below the flange, guide parts being formed on the lower part of the fitting sections, the inner diameter of each of the guide parts being reduced moving downward, the taper angle [Beta] of the second tapered section being larger than the taper angle [Alpha] of the first tapered section, and the second tapered section being formed in an arc shape that is smaller than the range in which the first tapered section is formed, whereby it is possible to supply a molded lid having exceptional suppliability and fitting properties in relation to the container in the conveyance state.
Owner:TOYO SEIKAN KAISHA LTD
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