Railroad lock nut fastener

- Barnes Group
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Description

FIG. 1 is a perspective view of a railroad lock nut fastener showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front elevational view thereof, the side and rear elevational views being identical; and,

FIG. 4 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
168483 October 1875 Hamilton
1105697 August 1914 Reynolds
1726532 September 1929 Andel
1894631 January 1933 Owen
1922689 August 1933 Linnenbruegge
2147211 February 1939 Olson
2672069 March 1954 Mitchell
2727551 December 1955 Rees
2985898 May 1961 Goude
3208494 September 1965 Skidmore
3221790 December 1965 Poupitch
3812757 May 1974 Reiland
4360154 November 23, 1982 Collins
4735537 April 5, 1988 Rath
4837090 June 6, 1989 Hyner et al.
Foreign Patent Documents
1273146 May 1972 GBX
Other references
  • "Maintenance of Way Fasteners Solutions", Textrron Catalog, 1989, pp. III-5, III-6, III-9, VI-7 & VI-10. Arden Fasteners Catalog, 1986, p. 5 MacLean Fogg Advertisement, Locknuts. Machine Design, The Fastener Book, p. 9, 1960, Standard Nut Styles Chart. Machine Design, The Fastener Book, 1960, p. 114 Decker Weld Nuts. Machine Design, The Fastener Book, 1960, p. 138 Security Lock Nut.
Patent History
Patent number: D367003
Type: Grant
Filed: Aug 30, 1993
Date of Patent: Feb 13, 1996
Assignee: Barnes Group (Bristol, CT)
Inventor: John J. Grey (Berea, OH)
Primary Examiner: Ted Shooman
Assistant Examiner: Philip Hyder
Law Firm: Vickers, Daniels & Young
Application Number: 0/12,330
Classifications
Current U.S. Class: D/8397