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.
Patent No.:
Date of Patent:
Feb. 16, 1993
Filed:
Jan. 23, 1992
Applicant:
Inventors:
Assignee:
Northern Telecom Limited, Montreal, CA;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04M / ; G08B / ;
U.S. Cl.
CPC ...
379436 ; 379435 ; 34081514 ;
Abstract
A telephone base with a display unit having a housing which is pivoted to the base. To locate the display unit in any desired angular position in simple manner, the housing has a convex outer surface formed on a constant radius centered on the pivotal axis and a plurality of parallel grooves are provided upon the surface and extending axially. The grooves are engageable by a free end of a leaf spring which is mounted directly to the housing.