Housing assembly for a perimeter blasting device

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Description

FIG. 1 is a top perspective view of a base charge housing of a perimeter blasting device showing our new design;

FIG. 2 is a bottom perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a top view thereof; and,

FIG. 8 is a bottom view thereof.

FIGS. 1-8 include CAD lines that represent contour, not surface ornamentation.

FIGS. 1-8 are illustrated as if light is projected from the upper left and accordingly, the thickness of some edges appears exaggerated to represent shadow, which forms no part of the claimed design.

Claims

The ornamental design for a housing assembly for a perimeter blasting device, as shown and described.

Referenced Cited
U.S. Patent Documents
2296504 September 1942 Crater
2774304 December 1956 Worzel
2876700 March 1959 Householder
2995087 August 1961 Edney
4000696 January 4, 1977 Friant
4433625 February 28, 1984 Brown
4641581 February 10, 1987 Weickert
5194690 March 16, 1993 Guthrie
7387071 June 17, 2008 Heinke
8136449 March 20, 2012 Escamilla
20010042485 November 22, 2001 Arai
20030015112 January 23, 2003 Gavrilovic
20120090491 April 19, 2012 Young
Other references
  • Orica, “Technical Data Sheet—Senatel™ Razorback™.”.
  • Johnex Explosives, “Econotrim Buttbuster.”.
Patent History
Patent number: D756481
Type: Grant
Filed: Nov 6, 2014
Date of Patent: May 17, 2016
Assignee: Orica International Pte Ltd (Singapore)
Inventors: Daniel Kilcullen (Denver, CO), Jon Stickrod (Denver, CO), Michael T. Williams (Hallowell, KS), Elizabeth Meikle (Denver, CO), Rick Beck (Charlestown, IN), Allain Martin (Sudbury), Mike LeFrancois (Sudbury), Neil McMullen (Calgary), Neal Stanton (Parker, CO)
Primary Examiner: Michael A Pratt
Application Number: 29/508,469
Classifications