Title:
SCREW WITH HEXAGON SOCKET
Document Type and Number:
Japanese Patent JP2014163498
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a screw with a hexagon socket that has simple constitution and also can have a flat contact surface of a spherical part arranged always toward a screw tip.SOLUTION: A screw 1 with a hexagon socket includes: a screw part body 2 which has a first space part 2D having a first opening 2A in a hexagonal shape on one end face and a second space part 2E having a second opening 2F in a circular shape on the other end face, is provided with a screw part 2B on a cylindrical outer peripheral surface, and has an arcuate slide surface 2E2 in the second space part 2E; and a spherical part 5 which has a spherical slide part 5A arranged in the second space part 2E of the screw part body 2 and brought into slide contact with the slide surface 2E2 of the second space part 2E, is provided with a flat contact surface 5B at a tip part, and has a restriction part 5C in a projection shape formed on a rear part side.
Inventors:
KOBAYASHI TSUKASA
Application Number:
JP2013037606A
Publication Date:
September 08, 2014
Filing Date:
February 27, 2013
Export Citation:
Assignee:
SEL JAPAN CO LTD
International Classes:
F16B35/00; F16B23/00
Domestic Patent References:
| JPH0744556U | 1995-11-21 | |||
| JP36813C | ||||
| JP2005527747A | 2005-09-15 |
Foreign References:
| GB1587167A | 1981-04-01 |
Attorney, Agent or Firm:
Susumu Ito