Hayward Robert D, Chapman James E: Cable connector apparatus. Gilbert Engineering Company, Drummond William H, Nelson Gregory J, Flickinger Don J, November 12, 1974: US3847463 (54 worldwide citation)

A cable connector apparatus for electrically connecting a coaxial cable to a fixed device such as a coupler or amplifier has a connector assembly adapted to be fixedly secured to a cable and a connector assembly adapted to be fixedly secured to the device. One of the connector assemblies is rotatabl ...

Wilcox Martin H: Ultrasonic cross-sectional imaging system. Advanced Diagnostic Research Corporation, Drummond William H, Nelson Gregory J, Flickinger Don J, May 6, 1975: US3881466 (45 worldwide citation)

An improved ultrasonic cross-sectional imaging system includes an elongate segmented transducer array formed of N discrete transverse transducer elements. Counter-selector means are provided for transmitting a pulsed electrical signal to A selected adjacent transducer elements in the array, which gr ...

Ford John L, Serafin John: Gas transmission and monitoring device. Serefor, Flickinger Don J, Drummond Nelson & Ptak, May 27, 1975: US3885590 (29 worldwide citation)

A compact self-contained flow and pressure regulator device for transmitting and monitoring gas from a source of compressed gas to a body cavity during surgery. The device includes a selectively adjustable pressure regulator for controlling the gas received from the source, a limiting orifice to att ...

Thompson Hank A: Portable keg tapper. Drummond William H, Nelson Gregory J, Flickinger Don J, February 11, 1975: US3865276 (27 worldwide citation)

Portable apparatus is provided for tapping a beverage container such as a beer keg. A portable ice container adapted to be supported by the top of the keg has an opening in the bottom communicating with the tapping aperture of the keg. A dispensing faucet is carried by the ice chamber. A beverage de ...

Sapinski Stanley: Training aid for stringed musical instrument. Drummond William H, Nelson Gregory J, Flickinger Don J, December 17, 1974: US3854370 (23 worldwide citation)

A fingerboard having a light transmitting substrate is spaced from the neck of a guitar or similar musical instrument. A plate, having a finger placement pattern thereon, is received in the space between the neck and the fingerboard. In one embodiment, the plate is opaque and the pattern comprises l ...

Bickel Quentin D: Taillight assembly. Drummond William H, Flickinger Don J, August 6, 1974: US3828178 (13 worldwide citation)

A taillight assembly for a vehicle has a translucent enclosure having red light transmitting front, side and top areas and a white light transmitting bottom area. The front area has a reflector thereon. A reflective hood extends upwardly forward over the enclosure.

Sweet Dale F: Rotary lawn mower. Flickinger Don J, November 11, 1975: US3918119 (13 worldwide citation)

Apparatus for converting a rotary lawn mower to a vacuum sweeper including a cover plate shaped and dimensioned to sealingly engage the lower edge of the mower blade skirt providing a closure for the blade housing, the cover plate having a central aperture connected by means of a duct to a suction c ...

Pitzen Sylvester A, Drabier Jacques P, Liljegren Dale H: Method and device for stimulating the organs associated with the human scalp. Sono Therapy Institute, Drummond William H, Flickinger Don J, March 25, 1975: US3872859 (12 worldwide citation)

A method for stimulating and exciting the organs associated with the human scalp. A device utilized in performing the method produces modulated waveforms within a specified frequency range to amplify the stimulation and excitation effect to achieve practical results.

Theodore P Sweeten: Filter for lowering harmful crankcase emissions in an internal combustion engine. Ventures Unlimited, Jordan M Flickinger Don J Meschkow, Lowell W Gresham, May 19, 1992: US05113836 (11 worldwide citation)

Apparatus for receiving crankcase emissions from an internal combustion engine and for separating the liquid portions of the emissions from the gaseous portion thereof. The apparatus includes a mounting flange, an opening for the return of the liquids to the engine, and at least one layer of filteri ...

Kerr Jr John W: Supplemental visual display for traffic signal. Drummond William H, Flickinger Don J, Nelson Gregory J, January 28, 1975: US3863214 (11 worldwide citation)

A supplemental visual display cooperates with a traffic signal for indicating the operational mode thereof. An arm supporting a visual display at one end is raised by an electric motor in response to an electric signal from the traffic signal controller and, thereafter, is normally retained in the u ...