1
John W Jamison, Robert E Allen: Test connector for electrical devices. Hughes Aircraft Company, A W Karambelas, November 8, 1988: US04783719 (91 worldwide citation)

An improved test apparatus is disclosed for testing leadless IC chip carriers or IC dies. The apparatus employs a flexible film on which is imprinted a conductor line pattern terminated in a plurality of raised conductive pads. The line pattern is readily formed on the film surface using photolithog ...


2
John W Jamison, Roy E Denner, Robert R Black Jr: Shelter construction. Hughes Aircraft Company, Allen A Dicke, William H MacAllister, November 30, 1976: US03994105 (28 worldwide citation)

The shelter is constructed of composite, multilayer panels comprising an exterior skin aluminum sheet layer, a polymer composition foam layer, a divider skin aluminum sheet layer, an aluminum honeycomb layer, and an interior skin aluminum sheet layer. The five layers are bonded together to form the ...


3
John W Jamison, William R Welty, Vincent A Masciello deceased: Printed circuit board hole cleaner. Hughes Aircraft Company, Allen A Dicke Jr, W H MacAllister, May 20, 1980: US04203257 (17 worldwide citation)

Multilaminate printed circuit boards have at least three conductor layers separated by two insulator layers. After drilling through the boards, cleaning of the drilled hole is accomplished by forcing a slurry of granular abrasive grit in a liquid carrier through the hole. Manifolds direct the slurry ...


4
John W Jamison: Mask and solder form. Hughes Aircraft Company, Thomas A Runk, Anthony W Karambelas, March 1, 1988: US04728022 (8 worldwide citation)

A mask and solder form for mounting of multi-leaded integrated circuit carriers to printed wiring boards during a soldering process is disclosed. The form comprises a multi-layer composite frame-like structure. The top layer is a translucent sheet, and is provided with a solder and flux strip. The t ...


5
John W Jamison: Automatic sealing device for connection type convey gutter. Fofam, October 6, 1998: JP1998-265017

PROBLEM TO BE SOLVED: To prevent the undesired discharge of a material from a chute by pulling a cover plate so that it is brought into contact with an opening to be closed, when a main unit part and a convey unit part are rotated to be folded to each other. SOLUTION: A connection type chute is fold ...