11
Uberto Capra: Scrubbing unit for vehicle-washing station. Ceccato & C S p A, Karl F Ross, Herbert Dubno, January 25, 1977: US04004313 (84 worldwide citation)

In order to prevent entanglement of the bristles of a rotating brush with outside mirrors or other projecting parts of an automotive vehicle being scrubbed, the brush is divided into a lower and an upper section coaxially supported on a common substantially vertical shaft, the lower section being fi ...


12
Paul S Freed: Magnetically aligned releasable connector. Sinai Hospital of Detroit, Cullen Settle Sloman & Cantor, January 25, 1977: US04004298 (82 worldwide citation)

An improved connector having mating connector members with at least two paths in each connector member. Magnets are positioned in each connector to generate spatially oriented magnetic fields; the fields for one connector member being complementary to those of the other connector member. As the conn ...


13
Sanji Hori: Air-foam generating apparatus for bath. Holman & Stern, January 25, 1977: US04004302 (79 worldwide citation)

An improved air-foam generating apparatus adapted for use beneath the water in a bath or wash basin, the apparatus including a diffuser plate of porous material having minute pores ranging from 0.013 mm to 0.48 mm, the diffuser plate comprising a sintered, fine-powdered aluminum oxide grain vitrifie ...


14
Wolfgang J Wrasidlo: Semipermeable membranes and the method for the preparation thereof. The United States of America represented by the Secretary of the Interior, William S Brown, Donald R Fraser, January 25, 1977: US04005012 (75 worldwide citation)

Semipermeable membranes which are useful in reverse osmosis processes are prepared by forming a polymeric ultra-thin film which possesses semipermeable properties on a microporous support. An example of the composite semipermeable membrane comprising an ultra-thin film formed by contacting an amine ...


15
Robert H Graebe: Expandable multicelled cushioning structure. Gravely Lieder & Woodruff, January 25, 1977: US04005236 (74 worldwide citation)

A multicelled structure which may be used as a body support or other cushioning device has inflatable cells against which a supported or cushioned body bears. The structure is formed from a flexible material on mandrels which have a fluted or other shaped configuration and spaced apart. This prevent ...


16
Robert M Byrnes Sr: Protective glove constructed of flexible strands of metal wire and fiber yarn. Clarence A O Brien, Harvey B Jacobson, January 25, 1977: US04004295 (73 worldwide citation)

A protective glove for use by persons engaged in various operations in meat packing or processing plants such as an operator who uses a knife during various meat cutting procedures in which one hand usually holds the knife and manipulates it adjacent the other hand or other portions of the body whic ...


17
David E Lundquist, Paul R Hoffman, Chauchang Su, Benjamin T Sung, Steven A Eichhardt: Liquid jet droplet generator. Burroughs Corporation, Ralzemond B Parker, Edwin W Uren, Carl Fissell Jr, January 25, 1977: US04005435 (72 worldwide citation)

A generator for producing droplets of liquid by subjecting a confined body of such liquid to varying pressures at a given frequency and causing such liquid to issue from a discharge orifice first as a continuous stream and thereafter to break up into a succession of separate droplets. A particular u ...


18
Robert M Empey: Hopper gate for self-unloading ships. Allis Chalmers Corporation, Robert C Sullivan, January 25, 1977: US04004700 (68 worldwide citation)

A belt feeder gate for use in self-unloading ships of the type in which the hold of the ship is provided with a hoppered bottom including a plurality of hoppers overlying an unloading conveyor belt moving lengthwise of the ship. Each open hopper bottom is closed by a gate comprising two wheeled gate ...


19
Thomas J Campanaro, Douglas E Marino: Isotonic exercise unit. January 25, 1977: US04004801 (61 worldwide citation)

The invention is an exercise unit having a pair of rigidly connected spaced rails being elevatable at one end to a selectable height to define an incline, and a flat carriage rollable on said rails and having structure including pulley lines and a foot retainer for drawing the carriage and the body ...


20
Charles M Cleaveland: Vacuum-type circuit interrupters having heat-dissipating devices associated with the contact structures thereof. Westinghouse Electric Corporation, Willard R Crout, January 25, 1977: US04005297 (61 worldwide citation)

Vacuum "bottles", or vacuum-type circuit interrupters are provided having heat pipes, or reflux condensers provided in the contacts and contact-stems thereof, to remove the generated heat from the interior of the vacuum-interrupter envelope at the contacts to the external parts of the interrupter, a ...