Combined check rail lock and keeper

- Truth Incorporated
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Description

FIG. 1 is a top plan view of a combined check rail lock and keeper showing my new design;

FIG. 2 is a front elevational view of the lock portion thereof;

FIG. 3 is a rear elevational view of the lock portion thereof;

FIG. 4 is a left side elevational view of the lock portion thereof;

FIG. 5 is a right side elevational view of the lock portion thereof;

FIG. 6 is a rear elevational view of the keeper portion thereof;

FIG. 7 is a front elevational view of the keeper portion thereof;

FIG. 8 is a left side elevational view of the keeper portion thereof; the right side being a mirror image; and

FIG. 9 is a top, rear and left side perspective view thereof.

The keeper and lock portions are alternatively omitted in the views for clarity of illustration.

Referenced Cited
U.S. Patent Documents
D196713 October 1963 Ahlgren
D242840 December 28, 1976 Schmidt
D268643 April 19, 1983 Anderson
D293548 January 5, 1988 Bates et al.
D295019 April 5, 1988 Bocson
D296982 August 2, 1988 White et al.
2854268 September 1958 Graves et al.
2961263 November 1960 Alhgren
Other references
  • Corbin Lock Catalogue #28-M, 1943, p. 113, Sash Fastener No. 1832 (top left corner). Allgood brochure, 1982, No. 8200 Sash Fastener. Pages 14 and 14a from recently published catalog of Truth Incorporated showing a Check Rail Lock and Keeper in existance prior to Apr. 13, 1986. Pages 15 and 15a from recently published catalog of Truth Incorporated showing a Check Rail Lock in existence prior to Apr. 13, 1986.
Patent History
Patent number: D302651
Type: Grant
Filed: Apr 13, 1987
Date of Patent: Aug 8, 1989
Assignee: Truth Incorporated (Owatonna, MN)
Inventor: Duane L. Mosch (Owatonna, MN)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Brian N. Vinson
Law Firm: Wood, Dalton, Phillips, Mason & Rowe
Application Number: 7/37,456
Classifications
Current U.S. Class: D/8337