Open seam friction rock stabilizer

Description

FIG. 1 is a front elevational view of an open seam friction rock stabilizer showing my design;

FIG. 2 is a right side elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is back elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof; and,

FIG. 7 is a top front perspective view thereof.

The views are fragmentarily shown and the broken line showing of the bottom portion is for illustrative purposes only and forms no part of the claimed design.

Claims

The ornamental design for an open seam friction rock stabilizer, as shown and described.

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Inventors:	Landsberg; Thomas J. (Princeton, NJ)
Assignee:	Ingersoll-Rand Company (Woodcliff Lake, NJ)
Appl. No.:	D/021,623
Filed:	April 21, 1994

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Related U.S. Patent Documents

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	Application Number	Filing Date	Patent Number	Issue Date
	798771	Nov 27, 1991	Des. 349120

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Current U.S. Class:	D15/21
Field of Search:	;D15/21 ;405/259.1,259.3 ;411/446,447,452,477-479 ;425/344

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References Cited [Referenced By]

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U.S. Patent Documents

Re30256	April 1980	Scott
3922867	December 1975	Scott
4012913	March 1977	Scott
4126004	November 1978	Lindeboom
4310266	January 1982	Malsbury et al.
4313695	February 1982	McCartney
4316677	February 1982	Ciavatta
4322183	March 1982	Ciavatta
4400113	August 1983	Chaiko et al.
4490074	December 1984	Chaiko
4490074	December 1984	Chaiko
5192146	March 1993	Landsberg

Foreign Patent Documents

	514153		Oct 1979		AU

Primary Examiner: Shooman; Theodore M.
Assistant Examiner: Siegel; Mitchell I.
Attorney, Agent or Firm: Selko; John J.