Bill Norman: Finger hole insert for bowling balls. Master, Gausewitz Carr Rothenberg & Edwards, May 3, 1983: US04381863 (12 worldwide citation)

To augment the spin and lift imparted to a bowling ball as it leaves the hand of the bowler, there are mounted in the finger holes inserts having inwardly protuberant ridges at the rims thereof. The tips of the fingers are hooked around these ridges when the ball is gripped, and continue to be at le ...

Ernest D Hauk, Jesse C Kirkpatrick: Method and apparatus for driving pipe. Service Equipment Design Co, Gausewitz Carr Rothenberg & Edwards, November 11, 1980: US04232752 (12 worldwide citation)

A casing hammer for driving casing while drilling a water well comprises a housing having an annular pneumatic chamber with a relatively lightweight, short-stroke annular piston. The piston is reciprocably driven at a high rate to provide a large number of light blows of controllable energy upon an ...

Harold B Rhodes, Steven J Woodyard: Tuning fork mounting assembly in electromechanical pianos. CBS, Gausewitz Carr Rothenberg & Edwards, February 15, 1983: US04373418 (12 worldwide citation)

An electromechanical piano of the type incorporating asymmetrical tuning forks. To increase vastly the dwell of the forks in the high-pitched range of the piano, a fork-mounting construction is employed wherein only a single screw is associated with each fork. Elastomeric means are provided around e ...

David A Giem, Barry L Aaronson, Charles K Jones: Gausewitz Carr Rothenberg & Edwards, October 16, 1984: US04476880 (11 worldwide citation)

Vaginal muscle contraction is sensed by change of pressure within a flexible, hollow tubular member that is adapted to be compressed in response to muscle contraction. A simple pressure transducer embodies a pressure tube connected with the tubular sensing member and having an end covered by a flexi ...

Jorge W Molina: Fastener installation tool. Deutsch Fastener, Gausewitz Carr Rothenberg & Edwards, September 6, 1983: US04402203 (11 worldwide citation)

This invention provides an installation tool for a fastener that includes a nut and a tubular portion having an external knurl, the tool including an internally and externally threaded sleeve, a screw extending through the sleeve and engageable with the nut of the fastener, and an internally threade ...

Frederick Perrault, Raymond E Perrault: Stuffing tube. Whipple Patent Management Corporation, Gausewitz Carr Rothenberg & Edwards, April 5, 1983: US04379204 (11 worldwide citation)

This invention provides a stuffing tube for the decks and bulkheads of ships, which includes a tubular body having portions of two diameters interconnected by a tapered shoulder. An adapter having a tapered portion complementary to that of the tubular body fits inside, the adapter having a short cyl ...

Robert S Jamieson: Sail system for sailboards. Gausewitz Carr Rothenberg & Edwards, December 28, 1982: US04365570 (10 worldwide citation)

In accordance with one aspect of the disclosure, the sail portion of a sailboard has upper and lower sections, and the lower edge (foot) of the upper section is lapped relative to the upper edge (head) of the lower section. Apparatus is provided to cause the lower edge to be on the upwind side of th ...

Don Hansen, Joseph C Ranftl: Adjustable track for louver drapes or blinds. Gausewitz Carr Rothenberg & Edwards, May 22, 1984: US04449564 (10 worldwide citation)

An adjustable track means for louver-type drapes or blinds having a telescoping supporting frame and telescoping driving means for drawing the drapes transversely and for rotating the individual louvers is described.

Paul L Romano: Acoustic strip curtain. Acoustic Standards, Gausewitz Carr Rothenberg & Edwards, October 26, 1982: US04355678 (10 worldwide citation)

An acoustic insulation curtain is composed of a number of long, relatively high mass optically transparent acoustic barrier sheets, having longitudinally extending central portions covered with panels of acoustic absorber material. The adjacent barrier sheets overlap one another. In some embodiments ...

Robert K Landon: Self-engaging drive for wheeled vehicles. Philip V Nelson, James A Holcomb, Gausewitz Carr Rothenberg & Edwards, June 7, 1983: US04386675 (10 worldwide citation)

A drive means is described which includes an electric motor which is pivoted in a substantially balanced position by a biasing means above a wheel of a vehicle. When the motor is actuated, the reactive torque generated causes the output drive shaft from the motor to engage the wheel of the vehicle. ...

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