Marshall Young Allen

US Patent:

50729870, Dec 17, 1991

Filed:

Jun 18, 1990

Appl. No.:

7/539204

Inventors:

Marshall T. Allen - Peoria AZ

International Classification:

B60J 708

US Classification:

296107

Abstract:

A retractable roof is provided for mounting on a two-wheeled vehicle such as a motorcycle. The roof comprises a flexible waterproof canopy which is removably supported by a tubular metal frame movably secured to the vehicle. The frame includes a stationary base portion and an overhead portion including a front bow, central bow, and rear bow, all of which can be pivoted from an upright position over the seat of the vehicle to a lowered position parallel to the base portion and behind the seat. The central bow includes telescoping elements which allow it to be shortened when in the lowered position.

US Patent:

D383535, Jun 5, 1990

Filed:

Apr 4, 1988

Appl. No.:

7/177027

Inventors:

Marshall T. Allen - Peoria AZ

US Classification:

D12162

US Patent:

39437604, Mar 16, 1976

Filed:

Apr 4, 1975

Appl. No.:

5/565141

Inventors:

Marshall T. Allen - Glendale AZ

International Classification:

G01M 1500
G01L 700

US Classification:

73119R

Abstract:

An apparatus and method for use on an engine to selectively isolate the oil pump assembly from the engine's lubricating system for indicating which of these is producing an oil pressure problem in the engine.