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John G Baumberger, James J Kershaw, James R Petrozello: Dual element electrical contact and connector assembly utilizing same. International Business Machines Corporation, Lawrence R Fraley, July 27, 1993: US05230632 (122 worldwide citation)

An electrical contact and connector assembly utilizing same wherein the contact includes a first, highly conductive element (e.g., oxygen-free copper) having a first modulus of elasticity and including a pair of contacting portions each of which is designed for engaging respective conductors on firs ...


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John G Baumberger, Fraser P Donlan Jr, James R Petrozello: Electrical interconnector with helical contacting portion and assembly using same. International Business Machines Corporation, Lawrence R Fraley, March 29, 1994: US05297967 (33 worldwide citation)

An electrical interconnector for interconnecting two circuit members wherein the interconnector comprises a dielectric member and at least one conductive element. The conductive element includes a base portion retained within the dielectric and at least one projecting helical portion for engaging a ...


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John G Baumberger, James R Petrozello: Fluid pressure actuated connector. International Business Machines Corporation, Lawrence R Fraley, July 20, 1993: US05228862 (26 worldwide citation)

An electrical connector for interconnecting opposed circuit members (e.g., modules, printed circuit boards) using an interim housing on which are positioned a pair of flexible circuit members which are capable of being expanded to provide desired connections. Expansion is accomplished through the ap ...


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John G Baumberger, James R Bentlage, Fletcher W Chapin, Kishor V Desai, Alan D Knight, Thomas G Macek: Electrical connector alignment and actuation assembly. International Business Machines Corporation, Calfee Halter & Griswold, November 9, 1993: US05259781 (15 worldwide citation)

A connector assembly has a plurality of electrical circuit members and interposer frames with resilient contact members pressed together by a centrally located actuation screw. The actuation screw is supported within a threaded hole in an actuation bar on one side of one of the circuit members. Turn ...


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John G Baumberger, Michael A Gazy, William C Miller: Document feeding apparatus. International Business Machines Corporation, Paul M Brannen, April 4, 1978: US04082263 (11 worldwide citation)

Document feeding apparatus for feeding original documents of varying length to the copying station of a copier machine. If the document is less than or equal to a predetermined length, the document is moved to the copying station, a corresponding copy is made, and the original document is then trans ...


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