Threaded sleeve, connecting screw and screw-sleeve combination
A plug-in threaded sleeve has a shank extending substantially cylindrically along a sleeve axis for insertion into a bore; a disk portion terminating the shank portion at an axial end and extending outwardly at a right angle to the sleeve axis; a through hole extending through the disc portion and t...
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Main Authors | , , |
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Format | Patent |
Language | Chinese English |
Published |
07.01.2022
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Subjects | |
Online Access | Get full text |
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Summary: | A plug-in threaded sleeve has a shank extending substantially cylindrically along a sleeve axis for insertion into a bore; a disk portion terminating the shank portion at an axial end and extending outwardly at a right angle to the sleeve axis; a through hole extending through the disc portion and the handle portion along the sleeve axis for receiving a bolt; a member anti-twist device formed on an outer surface of the shank or on a bottom side of the disk portion facing the shank; and the screw anti-torsion device is formed on the surface, opposite to the handle part, of the disc part. The coupling screw according to the invention has a screw head, a shank portion and a threaded portion, the shank portion having an outer diameter over its main length smaller than the core diameter of the threaded portion, and the screw head having an underhead anti-twist device on its underside.
一种插入式螺纹套筒具有:柄部,其沿套筒轴线大体上圆柱形延伸、用于插入孔中;圆盘部,其在轴向端部处使该柄部终止并且与该套筒轴线成直角向外延伸;通孔,其沿该套筒轴线延伸穿过该圆盘部和该柄部、用于容纳螺栓;构件防扭转装置,其形成在该柄部的外表面上,或形成在该圆盘部的朝 |
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Bibliography: | Application Number: CN202110670215 |