Blowout plug

- CAMCO Manufacturing, Inc.
Description

FIG. 1 is a top, side perspective view of a blowout plug embodying my design with a protective cap;

FIG. 2 is a top plan view of the blowout plug as seen in FIG. 1 but with the protective cap removed;

FIG. 3 is a bottom plan view of the blowout plug as seen in FIG. 2;

FIG. 4 is a side elevational view thereof, all sides being substantially identical; and,

FIG. 5 is a cross-sectional view of the blowout plug as seen in FIG. 4 along lines 5--5.

Referenced Cited
U.S. Patent Documents
D176640 January 1956 Smith
D194437 January 1963 Salter
D344242 February 15, 1994 Weise et al.
D362900 October 3, 1995 Meska
D363767 October 31, 1995 Swaim
D370709 June 11, 1996 John
D375786 November 19, 1996 Morris
Other references
  • CAMCO catalog dated Oct. 1993 inside the front cover and on p. 4.
Patent History
Patent number: D404472
Type: Grant
Filed: May 21, 1998
Date of Patent: Jan 19, 1999
Assignee: CAMCO Manufacturing, Inc. (Greensboro, NC)
Inventor: David P. Tickle (Summerfield, NC)
Primary Examiner: Marcus A. Jackson
Application Number: 0/88,375
Classifications
Current U.S. Class: Cap, Plug, Vent Or Screen (11) (D23/260)
International Classification: 2301;