Drilling machine for railroad rail

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Description

FIG. 1 is a left side perspective view of a drilling machine for railroad rail showing my design;

FIG. 2 is a right side perspective view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a front elevational view thereof;

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

FIG. 7 is a top plan view thereof.

Referenced Cited
U.S. Patent Documents
4500081 February 19, 1985 Carossino
4753556 June 28, 1988 Solko
4911587 March 27, 1990 Stych
Patent History
Patent number: D352508
Type: Grant
Filed: Jul 15, 1993
Date of Patent: Nov 15, 1994
Assignee: Kabushiki Kaisha Yamazaki Haguruma Seisakusho (Atsugi)
Inventor: Hirotoshi Noda (Atsugi)
Primary Examiner: Alan P. Douglas
Assistant Examiner: Antoine D. Davis
Law Firm: Keck, Mahin & Cate
Application Number: 0/10,672
Classifications
Current U.S. Class: Drilling (7) (D15/132)