Guard for walk behind trowel

- Allen Engineering Corp.
Description

FIG. 1 is a front, isometric view of my new design;

FIG. 2 is a reduced scale top plan view thereof;

FIG. 3 is a front elevational view taken generally from the front of FIG. 2;

FIG. 4 is a rear elevational view taken generally from the rear of FIG. 2;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a right elevational view thereof; and,

FIG. 7 is a bottom plan view.

Referenced Cited
U.S. Patent Documents
3936212 February 3, 1976 Holz, Sr. et al.
3973857 August 10, 1976 Whiteman, Jr.
4027991 June 7, 1977 Maass
4046483 September 6, 1977 Sutherland
4046484 September 6, 1977 Sutherland
4232980 November 11, 1980 Tertinek et al.
4629359 December 16, 1986 Sengupta
4673311 June 16, 1987 Whiteman, Jr.
5108220 April 28, 1992 Allen et al.
5238323 August 24, 1993 Allen et al.
5405216 April 11, 1995 Allen et al.
5480257 January 2, 1996 Allen
5480258 January 2, 1996 Allen
Patent History
Patent number: D400544
Type: Grant
Filed: Nov 3, 1997
Date of Patent: Nov 3, 1998
Assignee: Allen Engineering Corp. (Paragould, AR)
Inventor: J. Dewayne Allen (Paragould, AR)
Primary Examiner: Holly Baynham
Attorney: Stephen D. Carver
Application Number: 0/78,762
Classifications
Current U.S. Class: Element Or Attachment (4) (D15/28)
International Classification: 1599;