21
Davo Ronald: Electrical coupler. Meca Electronics, November 23, 1971: US3622915 (55 worldwide citation)

An electrical coupler is provided for connecting a coaxial transmission line to a microstrip transmission line which provides a close impedance match over a wide band of microwave frequencies. The coupler comprises an inner and an outer member which have a cross section at one end that is identical ...


22
Ware Gordon K: Electrical outlet box. Ware Fuse Corporation, November 23, 1971: US3622029 (54 worldwide citation)

A box including a first portion for receiving electrical outlets, switches, cover plates and the like of standard size and a second portion telescopically associated with the first portion for increasing the interior volume of the box for accommodating electrical wires.


23
Best Frederick A, Gillund Arden G, Jones Trevor O: Air cushion actuation and failure warning circuit. General Motors Corporation, November 23, 1971: US3622974 (51 worldwide citation)

A control circuit for actuating an inflatable air cushion in a motor vehicle including an electrically fired actuator connected between a pair of SCR's which are triggered from respective vehicle deceleration sensors. A storage capacitor is discharged through the SCR's and actuator upon a decelerati ...


24
Droeger John Edward: Convertible satchel. November 23, 1971: US3622056 (50 worldwide citation)

A satchel is made convertible for selective carrying by hand, in the manner of a handgrip or valise, or by supporting it on the back and shoulders in the manner of a knapsack. A substantially rigid frame supports the container or bag portion and has a manually engageable handle and a shoulder strap ...


25
Todt Joachim H: Regulating power transformer with magnetic shunt. November 23, 1971: US3622868 (50 worldwide citation)

A regulating power transformer consisting of a primary winding and a secondary winding positioned coaxial on the center leg of an E-type stack of magnetic lamination pack which is separated by a layer of I-type laminations having two coils wound thereon, the latter fitting into the windows of the E- ...


26
Roberts Walter L, Wilkenloh Frederic N: Telephone cable with improved crosstalk properties. Superior Continental Corporation, November 23, 1971: US3622683 (50 worldwide citation)

Disclosed herein is an economical telephone cable structure and method of making same, such cable structure possessing improved crosstalk properties. A plurality of insulated electrical conductors (pairs), of an otherwise conventional telephone cable design are divided into at least two portions by ...


27
Tieszen Dale O, Edmonds Jr James T: TiO IN POLY(ARYLENE SULFIDE) FOR COATING COMPOSITION. Phillips Petroleum Company, November 23, 1971: US3622376 (49 worldwide citation)

Normally solid poly(arylene sulfide) containing about 0.5 to about 50 weight percent TiO.sub.2 is applied to a substrate to form a leveled coating without pinholes which is intimately bonded to the substrate. Preferably, the polymer-TiO.sub.2 mixture is applied as a slurry in a carrier liquid such a ...


28
Baynard Jr Joseph S, Coffin Ronald L, Cullom James E, Ehrlich Nathan, Jones Garner, Olson John W, Widman Dennis F: Time-shared access to computer registers. Bell Telephone Laboratories Incorporated, Western Electric Company Incorporated, November 23, 1971: US3623011 (46 worldwide citation)

A multiprocessor computer system is disclosed in which a number of processing units, program storage units, variable storage units and input-output units are selectively combined to form one or more independent data processing systems. A maintenance and diagnostic subsystem has access to all of the ...


29
Green Robert D: Charge sensing circuit. North American Rockwell Corporation, November 23, 1971: US3623132 (45 worldwide citation)

A first field effect transistor is turned on during a first phase recurring interval for charging a first capacitor at the gate electrode of an output field effect transistor. During a second phase recurring interval, a second field effect transistor in series between the plate of a second capacitor ...


30
Boaz Virgil L: Methods and apparatus for detecting and locating corona discharge in high-voltage, fluid-filled electrical inductive apparatus. Westinghouse Electric Corporation, November 23, 1971: US3622872 (45 worldwide citation)

Methods and apparatus for detecting and locating the source of a corona discharge within the casing of fluid-filled electrical apparatus. In one embodiment of the invention, the corona is detected and located by transducers connected to generate circles of increasing radii on the screen of a cathode ...