Bucket base edge shroud system

- Caterpillar Inc
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Description

FIG. 1 is a pictorial view of the bucket base edge shroud system showing our new design.

FIG. 2 is another pictorial view of the bucket base edge shroud system.

FIG. 3 is a top view of the bucket base edge shroud system.

FIG. 4 is a bottom view of the bucket base edge shroud system.

FIG. 5 is an enlarged right side view of the bucket base edge shroud system.

FIG. 6 is an enlarged left view of the bucket base edge shroud system.

FIG. 7 is a front view of the bucket base edge shroud system; and,

FIG. 8 is a rear view of the bucket base edge shroud system.

Claims

The ornamental design for a bucket base edge shroud system, as shown.

Referenced Cited
U.S. Patent Documents
2262885 November 1941 Condo
3014293 December 1961 Boatman et al.
3289331 December 1966 Freeman
D249088 August 22, 1978 Dahlberg
4110921 September 5, 1978 Poker, Jr.
4390071 June 28, 1983 Wright
4991662 February 12, 1991 Caron et al.
D406153 February 23, 1999 Holzer et al.
6230424 May 15, 2001 Renski et al.
6363633 April 2, 2002 Holzer et al.
6434865 August 20, 2002 Renski et al.
D478599 August 19, 2003 Zaayman et al.
6938701 September 6, 2005 Matsumoto et al.
D537846 March 6, 2007 Block
7191846 March 20, 2007 Matsumoto et al.
20030066215 April 10, 2003 Grant
20050172524 August 11, 2005 Grant
Other references
  • “Esco LHD Weld-on Bucket Wear Systems for Underground Mining,” <http://www.escocorp.com/engproducts/mining/lhdweldonwear.html>, 2 pages, printed Jan. 29, 2007.
  • “Earthmoving Buckets, Design, Development and Manufacturing of Earthmoving Buckets and Attachments” <http://www.excafab.com/page/buckets.htm>, 2 pages, printed Jan. 29, 2007.
  • Two (2) photos of a weld-on underground bucket edge sold by Shark Abrasions Systems, Ltd., (on sale in U.S. before Aug. 16, 2006).
  • Two (2) photos of a weld-on underground bucket edge sold by Keech Castings Australia Pty., Ltd., (on sale in U.S. before Aug. 16, 2006).
  • Two (2) photos of a weld-on underground bucket edge sold by ESCO Corp., (on sale in U.S. before Aug. 16, 2006).
  • Four (4) photos of a weld-on underground bucket edge sold by Excafab Pty., Ltd., (on sale in U.S. before Aug. 16, 2006).
Patent History
Patent number: D554159
Type: Grant
Filed: Aug 16, 2006
Date of Patent: Oct 30, 2007
Assignee: Caterpillar Inc (Peoria, IL)
Inventors: Emily J. Boggs (Metamora, IL), Robert A. Hohmann (Edelstein, IL)
Primary Examiner: Mitchell Siegel
Assistant Examiner: Mark Goodwin
Attorney: Caterpillar Inc.
Application Number: 29/264,699
Classifications
Current U.S. Class: Scraper Blade Or Loader Element (D15/32)