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Patent Searching and Data

Document Type and Number:
Japanese Patent JPH10505142
Kind Code:
A thumb actuated latch retracting mechanism, for mounting with a grip handle on a door, includes a thumbpiece, the thumbpiece having a laterally offset cam on a second end thereof; an escutcheon plate having an opening through which the second end of the thumbpiece and the cam protrude into a door preparation cavity; and provision within the cavity for retracting a latchbolt in response to pressing the thumbpiece, the provision including a chassis mounted to the escutcheon and containing further provisions for converting linear motion of the thumbpiece cam to rotary motion of a spindle for retracting the latchbolt. The chassis also has tabs which act as barbs to hold the handle and mechanism against the door when pushed into mounting position and to simplify installation.

ヘイム、ジョナサン アール
Application Number:
Publication Date:
May 19, 1998
Filing Date:
August 28, 1995
Export Citation:
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International Classes:
E05B55/00; E05C1/12; E05B1/00; E05B7/00; (IPC1-7): E05C1/12; E05B55/00
Attorney, Agent or Firm: