Universal pneumatic swivel

- Dynabrade, Inc.
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Description

FIG. 1 is a front elevational view of a universal pneumatic swivel, showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a side elevational view thereof; and

FIG. 6 is an opposite side elevational view thereof.

Referenced Cited
U.S. Patent Documents
D137384 February 1944 Corley
D157806 March 1950 Warren
D166650 April 1952 Warren
D237968 December 1975 Olson
D258078 January 27, 1981 Gallagher
664479 December 1900 Hughson
757493 April 1904 Pettingell
1053621 February 1913 McAllister
1185666 June 1916 Hettenbaugh et al.
2083970 June 1937 Walter
2292328 August 1942 Sisk
2554514 May 1951 Wright et al.
2745682 May 1956 Chevallier
3166252 January 1965 O'Brien et al.
3210099 October 1965 Franck
3558163 January 1971 Moore et al.
4111465 September 5, 1978 Knight
Other references
  • Parker & Hannifin-Hose Products Division pp. 94, 97.
Patent History
Patent number: D270369
Type: Grant
Filed: Jan 30, 1981
Date of Patent: Aug 30, 1983
Assignee: Dynabrade, Inc. (Tonawanda, NY)
Inventor: Elwin H. Fleckenstein (Alden, NY)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Horace B. Fay, Jr.
Law Firm: Bean, Kauffman & Bean
Application Number: 6/229,778
Classifications
Current U.S. Class: D23/40
International Classification: D2301;