Well drilling vehicle

- Driltech, Inc.
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Description

FIG. 1 is a top plan view of the well drilling vehicle of our new design.

FIG. 2 is a right side elevational view thereof.

FIG. 3 is a left side elevational view thereof.

FIG. 4 is a front elevational view thereof.

FIG. 5 is a rear elevational view thereof.

The platform connected to the vertical mast of the well drilling vehicle is in a partially lowered position in FIGS. 2 and 3 and a fully raised position in FIGS. 4 and 5.

Referenced Cited
U.S. Patent Documents
3340938 September 1967 Wilson
3670831 June 1972 Winter, Jr. et al.
3708024 January 1973 Back
3835940 September 1974 Winter, Jr.
Patent History
Patent number: D244190
Type: Grant
Filed: Sep 2, 1975
Date of Patent: May 3, 1977
Assignee: Driltech, Inc. (Gainesville, FL)
Inventors: Richard H. Swartz (Gainesville, FL), Richard J. Pearce (Gainesville, FL), James M. Bowe (Gainesville, FL)
Primary Examiner: Wallace R. Burke
Assistant Examiner: James M. Gandy
Attorney: A. Yates Dowell, Jr.
Application Number: 5/609,849
Classifications
Current U.S. Class: Drilling, Mining, Or Soil Treatment (includes Element) (D15/21)
International Classification: D1504;