The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Dec. 11, 1984

Filed:

Aug. 31, 1982
Applicant:
Inventors:

Issei Miyamoto, Yokohama, JP;

Shunji Utsumi, Yokosuka, JP;

Takayo Chikaraishi, Kawasaki, JP;

Assignees:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E05B / ;
U.S. Cl.
CPC ...
2923363 ; 292216 ; 292D / ; 292D / ;
Abstract

A child proof door locking device for use with an automotive door is disclosed, which comprises a base plate securely attached to the door, an inside lever pivotally connected to the base plate and pivotally movable in response to handling of the inside handle, an outside lever pivotally connected to the base plate and pivotally movable in response to handling of the outside handle, a first device for causing the latching device to assume its inoperative condition when the outside lever is pivoted in a given direction, a second device for linking the outside lever with the inside lever so that pivoting of the inside lever in a given direction induces the pivoting of the outside lever in the given direction, and a child proof lever pivotally connected to the base plate and disengaging the second device from the inside lever when assuming its child proof position.


Find Patent Forward Citations

Miyamoto, Issei. (1984). Child proof door locking device (U.S. Patent No. 4487441). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4487441

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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