Mounting plate for digger fingers for a trenching machine

Description

FIG. 1 is a front elevational view of a mounting plate for digger fingers for a trenching machine, showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is an elevational view of one end thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a rear elevational view thereof; and

FIG. 6 is an elevational view taken from the end opposite that shown in FIG. 3.

Referenced Cited
U.S. Patent Documents
D217242 April 1970 Comellas
787551 April 1905 Aultman
1244785 October 1917 Sessions
1550669 August 1925 Bowman
2636291 April 1953 Reagle
2666273 January 1954 McInineh
2709860 June 1955 Helton
3022588 February 1962 Brown
3050881 August 1962 Brown
3614164 October 1971 Davis
3968995 July 13, 1976 Arentzen
Patent History
Patent number: D242867
Type: Grant
Filed: May 21, 1975
Date of Patent: Dec 28, 1976
Assignee: Howard Worthington, Inc. (Batavia, IL)
Inventor: Howard W. Worthington (St. Charles, IL)
Primary Examiner: James R. Largen
Attorney: Elmer L. Zwickel
Application Number: 5/579,367
Classifications
Current U.S. Class: Disc, Rotary Hoe, Or Tooth (D15/29)
International Classification: D1504;