JPS59194461U

JPS59194461U - Shake prevention device between hub and square shaft in door lock

Info

Publication number: JPS59194461U
Application number: JP8216483U
Authority: JP
Inventors: 納口　建蔵
Original assignee: 株式会社　川口技研
Priority date: 1983-05-31
Filing date: 1983-05-31
Publication date: 1984-12-24
Also published as: JPH033732Y2

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 drawings]

第１図は本考案の一実施例を示し、その錠機構を表わし
た正面図。第２図は同じく本考案の一実施例の要部を表
わした分解斜視図。第３図は第１　　　　図におけるＡ
−Ａ’線の拡大断面図。第４図は第３図におけるＢ部の
拡大図。第５図は本考案の他の実施例を示した、要部の
縦断面図である。図中、Ｍは錠機構、１は錠ケース、２
，２′は座板、３は角軸、４．　４’はレバー、５は巻
バネ、６はハブ、６ｂは角孔、６ｄ、６’　ｄ、６■ｄ
、６′■ｄは傾斜凹欠部、７，７■はバネ片、８，８′
は側板、８ｂ、　８ｂ’　、　　８’　ｂ、　　８’　
ｂ’は切欠部、１０はラッチボルトである。FIG. 1 shows an embodiment of the present invention, and is a front view showing its locking mechanism. FIG. 2 is an exploded perspective view showing the main parts of an embodiment of the present invention. Figure 3 is A in Figure 1.
- Enlarged sectional view taken along line A'. FIG. 4 is an enlarged view of section B in FIG. 3. FIG. 5 is a vertical cross-sectional view of the main parts showing another embodiment of the present invention. In the figure, M is the lock mechanism, 1 is the lock case, 2
, 2' is the seat plate, 3 is the square shaft, 4. 4' is a lever, 5 is a coiled spring, 6 is a hub, 6b is a square hole, 6d, 6' d, 6■d
, 6'■d is a sloped recessed part, 7, 7■ is a spring piece, 8, 8'
are side plates, 8b, 8b', 8' b, 8'
b' is a notch, and 10 is a latch bolt.

Claims

[Scope of utility model registration request]

In a door lock configured such that a square shaft is inserted into a square hole in a hub in which a latch bolt is recessed by rotation, and handles such as levers or knobs are attached to both ends of the square shaft, the hub At each corner edge of the inner circumferential surface of the square hole where at least two adjacent surfaces thereof intersect with both side surfaces of the hub, there is a slanted concave notch that slopes toward the center of the square hole. spring pieces are formed to face each other on both sides of the square hole, and spring pieces to be mounted on both sides of the opposing inclined recessed parts are inserted through the square holes, and spring pieces are disposed on both sides of the hub. A side plate having an insertion hole for the square shaft is fixed to each side plate, and a notch is formed on the outer periphery of each side plate to expose each end of the spring piece. Each edge of the section connects each end of the spring piece,
A rattling prevention device between a hub and each shaft in a door lock, characterized in that it is configured to be crimped against the inclined recessed notch.