Shaft coupling for garden implements and the like

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Description

FIG. 1 is a side elevational view of a shaft coupling for garden implements and the like showing our new design;

FIG. 2 is a bottom plan view thereof; and

FIG. 3 is a top plan view thereof.

Referenced Cited
U.S. Patent Documents
D122386 September 1940 Cafiero
D187686 April 1960 Cornelius
D250508 December 12, 1978 Clivio et al.
268301 November 1882 Smith
1229843 June 1917 Whitaker
1276017 August 1918 Beymer
2487696 November 1949 Coffing
2672924 March 1954 Anthes
2874985 February 1959 March
2921326 January 1960 Lautmann
2974965 March 1961 Welles, Jr.
3485520 December 1969 Alexander
Patent History
Patent number: D253576
Type: Grant
Filed: Jun 28, 1977
Date of Patent: Dec 4, 1979
Assignee: Gardena Kress & Kastner GmbH
Inventors: Dieter Raffler (Ulm), Franco Clivio (Ulm)
Primary Examiner: James R. Largen
Attorney: J. Rodman Steele, Jr.
Application Number: 5/810,826
Classifications
Current U.S. Class: D 8/1
International Classification: D0801;