Valve lock

- Nibco, Inc.
Description

FIG. 1 is an elevational perspective view of a valve lock made in accordance with the present invention;

FIG. 2 is a front elevational view showing the valve lock of FIG. 1;

FIG. 3 is a rear elevational view showing the valve lock of FIG. 1;

FIG. 4 is a side elevational view showing the valve lock of FIG. 1;

FIG. 5 is a side elevational viewe showing the opposite side of the valve lock of FIG. 1;

FIG. 6 is a bottom plan view showing the valve lock of FIG. 1;

FIG. 7 is an elevational perspective view showing the valve lock of FIG. 1 mounted upon a valve shown in phantom lines;

FIG. 8 is an elevational end view showing the valve lock of FIG. 1 mounted upon a valve shown in phantom lines;

FIG. 9 is an elevational end view showing the valve lock of FIG. 1 mounted upon a valve and rotatably aligned with a valve handle shown in phantom lines;

FIG. 10 is an elevational perspective view of another embodiment of the valve lock made in accordance with the present invention having an angled leg member;

FIG. 11 is a front elevational view showing the valve lock of FIG. 10;

FIG. 12 is a rear elevational view showing the valve lock of FIG. 10;

FIG. 13 is a side elevational view showing the valve lock of FIG. 10;

FIG. 14 is a side elevational view showing the opposite side of the valve lock of FIG. 10;

FIG. 15 is a top plan view showing the valve lock of FIG. 10;

FIG. 16 is a bottom plan view showing the valve lock of FIG. 10; and,

FIG. 17 is an elevational perspective view showing the valve lock of FIG. 10 mounted upon a valve shown in phantom lines.

The broken lines shown are for illustrative purposes only and form no part of the claimed design.

Referenced Cited
U.S. Patent Documents
1099280 June 1914 Connolly
2693815 August 1949 Gould
3006181 May 1958 Sarti
3532111 October 1970 Hansen
4681134 July 21, 1987 Paris, Sr.
4971289 November 20, 1990 Pistras
Other references
  • Burley and Guirguis, Nasa Tech Briefs, Dec., 1991, p. 63. Brady Ball Valve Lockout "I," #65666, not dated. Brady Ball Valve Lockout "II," #65666, not dated. B-Safe Ball Valve Lockout #HB501, HB502, not dated.
Patent History
Patent number: D358455
Type: Grant
Filed: Aug 24, 1992
Date of Patent: May 16, 1995
Assignee: Nibco, Inc. (Elkart, IN)
Inventor: Douglas A. Kieper (Finchville, KY)
Primary Examiner: A. Hugo Word
Assistant Examiner: Eric Watterson
Law Firm: Middleton & Reutlinger
Application Number: 7/934,799
Classifications
Current U.S. Class: Element Or Attachment (D23/249)