Checking mechanism for reciprocating operative devices including door closer systems

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Description

FIG. 1 is a top plan view of a rocker-washer checking mechanism for reciprocating operative devices including door closer systems showing my new design;

FIG. 2 is a left side elevational view thereof, the right side being a mirror image of that shown;

FIG. 3 is a top, front, and left side perspective view thereof; and,

FIG. 4 is a front elevational view thereof.

A portion of the disclosure of this patent document contains material which is subject to copyright protection. The copyright owner has no objection to the facsimile reproduction by anyone of the patent document or the patent disclosure, as it appears in the Patent and Trademark Office patent file or records, but otherwise reserves the all copyright whatsoever.

Referenced Cited
U.S. Patent Documents
2920338 January 1960 Falk
3032806 May 1962 Mallory
3162889 December 1964 Runnels
3284841 November 1966 Patriquin
4723765 February 9, 1988 Pearson
4777698 October 18, 1988 Lord
Foreign Patent Documents
623038 July 1961 CAX
Patent History
Patent number: D395995
Type: Grant
Filed: May 12, 1997
Date of Patent: Jul 14, 1998
Inventor: Ricardo Alonso (Denver, CO)
Primary Examiner: Brian N. Vinson
Application Number: 0/70,924
Classifications
Current U.S. Class: D/8343
International Classification: 0807;