JPS5981427U - locking device - Google Patents

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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は従来の係止具を示す断面図、第２図は本考案の
一実施例を示す断面図、第３図はその吸着状態を示す断
面図、第４図および第５図はその変形例を示す断面図で
ある。 ２１・・・一方の係止金具、２２・・・他方の係止金具
、２３・・・係合孔、２４・・・永久磁石、３２・・・
突子。Fig. 1 is a sectional view showing a conventional locking tool, Fig. 2 is a sectional view showing an embodiment of the present invention, Fig. 3 is a sectional view showing its adsorption state, and Figs. 4 and 5 are its sectional view. It is a sectional view showing a modification. 21... One locking metal fitting, 22... Other locking metal fitting, 23... Engagement hole, 24... Permanent magnet, 32...
Abutment.

Claims (2)

【実用新案登録請求の範囲】[Scope of utility model registration request] （１）、永久磁石を有しかつ吸着面に係合孔を有する一
方の係止金具と、磁性体にて構成されかつ前記吸着面と
対向する面に前記係合孔内に挿入される突子を有する他
方の係止金具とからなる係止具において、前記一方の係
止金具の吸着面を前記係合孔へ向うに従って次第に窪ん
だ凹面状に形成するとともに、前記他方の係止金具の突
子の先端を球面状に形成したことを特徴とする係止具。(1) One of the locking metal fittings has a permanent magnet and an engagement hole on the attraction surface, and a protrusion that is made of a magnetic material and is inserted into the engagement hole on the surface facing the attraction surface. In the locking device, the suction surface of the one locking device is formed into a concave shape that is gradually concave toward the engagement hole, and A locking tool characterized by a protrusion having a spherical tip. （２）実用新案登録請求の範囲第１項において、前記一
方の係止金具の吸着面は、凹球面状に形成されているこ
とを特徴とする係止具。(2) Utility Model Registration The locking device according to claim 1, wherein the suction surface of the one locking metal fitting is formed in a concave spherical shape.