JPS5935713U

JPS5935713U - screw parts

Info

Publication number: JPS5935713U
Application number: JP13120482U
Authority: JP
Inventors: 島崎　治子
Original assignee: Individual
Current assignee: Individual
Priority date: 1982-08-30
Filing date: 1982-08-30
Publication date: 1984-03-06

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

第１図は本考案の一実施例のネジ部品の縦断面図、第２
図はネジ部品の平面図、第３、第４図は他の実施例のネ
ジ部品の縦断面図である。１、　１ｂ、’ＩＣ・・・ネジ部品、２・・・ネジ棒部
、３・・・ネジ頭部、６・・・係合凹部、７・・・嵌合
頭部。Fig. 1 is a vertical sectional view of a screw component according to an embodiment of the present invention;
The figure is a plan view of the threaded part, and the third and fourth figures are longitudinal cross-sectional views of the threaded part of other embodiments. 1, 1b, 'IC...screw part, 2...threaded rod part, 3...screw head, 6...engaging recess, 7...fitting head.

Claims

[Scope of utility model registration request]

(1) The screw head 3 having a larger diameter than the threaded rod portion 2 is formed into a convex portion of a constant height, and the top surface 3 of the head 3 with the driver groove 5 is formed.
A screw component that is provided with a fitting head 7 that fits into a mounting hole of an object to be attached from the a side, and an engagement recess 6 that is constricted along the circumference.

(2) The screw head 3 with the fitting head 7 that connects to the mounting hole of the object to be installed from the top surface 3a side of the head where the driver groove 5 is located, the screw head 3 with the engagement recess 6 constricted along the circumference, and the screw Request for registration of a utility model in which the rod portions 2 are formed separately, and the upper end portion of the threaded rod portion 2 is fitted and fixed into a blind hole portion 4 which is opened and formed in the lower end surface of the screw head 3. Screw parts described in item 1 of the scope.

(3) The screw head 3 has a fitting head 7 that connects to the mounting hole of the object to be attached from the top surface of the head, a fitting recess 6 constricted along the circumference, and a screwdriver groove on the top end surface. A request for registration of a utility model in which a threaded rod part 2 is formed separately, a center hole 8 is opened in the axial direction of the screw head 3, and the upper part of the threaded rod part 2 is inserted and fixed into the center hole 8. Screw parts described in item 1 of the scope.