Trebuchet

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Description

FIG. 1 shows a perspective view of a design for a trebuchet according to my invention;

FIG. 2 shows a first end view of a design for a trebuchet according to my invention;

FIG. 3 shows a second end view of a design for a trebuchet according to my invention;

FIG. 4 shows a first side view of a design for a trebuchet according to my invention;

FIG. 5 shows a second side view of a design for a trebuchet according to my invention; and

FIG. 6 shows a top view of a design for a trebuchet according to my invention.

FIG. 7 shows a bottom view of a design for a trebuchet according to my invention;

FIG. 8 shows a first side view with an elevated throwing arm of a design for a trebuchet according to my invention; and,

FIG. 9 shows a second side view with an elevated throwing arm of a design for a trebuchet according to my invention.

The broken lines in the figures are for illustrative purposes only and form no part of the claimed design.

Claims

The design for a trebuchet, as shown and described.

Referenced Cited
U.S. Patent Documents
1152186 August 1915 Koehler
1384046 July 1921 Carrino
3254639 June 1966 Laird
5398665 March 21, 1995 Carlson
D366908 February 6, 1996 Crennen
D392013 March 10, 1998 Scarlett
5769724 June 23, 1998 Wiegel
D398937 September 29, 1998 Spikes
6129076 October 10, 2000 Powell et al.
Other references
  • “Levers—The Trebuchet Classpack.” ETA Cuisenaire-2006. p. 104, top left corner.
Patent History
Patent number: D540414
Type: Grant
Filed: May 13, 2005
Date of Patent: Apr 10, 2007
Assignee: (Portola Valley, CA)
Inventor: Michael A. Glenn (Portola Valley, CA)
Primary Examiner: Ian Simmons
Assistant Examiner: Melanie Levy
Attorney: Glenn Patent Group
Application Number: 29/229,986
Classifications