Title:
BUTTON LOCK
Document Type and Number:
Japanese Patent JP3648043
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a button lock capable of selecting a memory state or non-memory state with a button main body kept inserted in a case frame, which makes a handle hardly pullable, and the convenience for use of the left side or right side is freely selectable.
SOLUTION: A straight notch 56 for making the button main body 54 freely selectable for memory state or non-memory state by turning the main body by 180° is formed at the one end of the bottom main body 54, a lock flange 54 capable of creating a lock state by pushing-in is formed, and fan-shaped stopper flanges 60, 60° are provided in two upper and lower steps with the phase changed in the 180° peripheral direction at the lower portion of the lock flange 54. Moreover, a freely slidable shank 55' with a square cross section is formed in one united body in opposite to a slide notch of the key plate; and also the lever handle can be fixed freely rightwise or leftwise by the screw relative to the rotating shaft, and moreover it can be freely swung relative to the rotating shaft by the snap washer and its looseness can be prevented.
Inventors:
Susumu Nakajima
Koichi Takahashi
Koichi Takahashi
Application Number:
JP7303998A
Publication Date:
May 18, 2005
Filing Date:
March 09, 1998
Export Citation:
Assignee:
Nagasawa Manufacturing Co., Ltd.
International Classes:
E05B37/16; E05B3/04; E05B63/04; (IPC1-7): E05B37/16
Domestic Patent References:
| JP666055A | ||||
| JP5880074A | ||||
| JP4128481A | ||||
| JP7317383A | ||||
| JP9228704A | ||||
| JP254076A | ||||
| JP436070U | ||||
| JP6083162U | ||||
| JP1118572U | ||||
| JP6254951B2 |
Attorney, Agent or Firm:
Yukiharu Tomita
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