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. 01, 1998

Filed:

Jan. 29, 1998
Applicant:
Inventor:

Tsui-Jong Su, Taipei Hsien, TW;

Assignee:

Shin Jiuh Corp., Taipei Hsien, TW;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B41J / ;
U.S. Cl.
CPC ...
4004912 ; 400472 ; 400490 ;
Abstract

A computer key includes two pairs of pivotally connected linking arms disposed between a base plate and a push button. The push button has a hingeably groove defining portion that defines a hinging axis transverse to said longitudinal direction, and a second slidably retaining guideway disposed in an underside thereof. The groove defining portion includes front and rear bearing support members spaced apart from each other along the hinging axis. The front and rear bearing support members have front and rear outboard walls in the hinging axis and define a distance which is larger than that between two hooking ends of a pair of the linking arms. The front and rear outboard walls have front and rear recesses respectively to form front and rear bearing surfaces respectively transverse to the front and rear outboard walls and facing upwardly toward the underside of the push button. When the hooking ends are to be fitted into the groove defining portion, they are initially forced apart along the hinging axis, thereby permitting press fitting thereof into the front and rear recesses by slipping on the front and rear outboard walls respectively so that the hooking ends are hingeably retained on the front and rear bearing surfaces, respectively.


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