41
Rolf Jonas: Diaphragm valve. Kim Production, Schwartz Jeffery Schwaab Mack Blumenthal & Koch, March 19, 1985: US04505451 (57 worldwide citation)

A rising-handwheel diaphragm valve is provided with means serving to protect the diaphragm (3) against damage by excess closing pressure. For this purpose the valve spindle (4) is provided with external screw thread (43) along its entire top portion, and the handwheel (6) is translationally movable ...


42
Brad Olschansky, Scott Olschansky: Exercise system. Morton J Rosenberg, March 19, 1985: US04505475 (56 worldwide citation)

An exercise system (10) is provided for allowing reversible displacement of at least one weight element (12) responsive to a lifting force imparted to the weight element (12) by a user. The exercise system (10) includes an exercise frame (14) as well as an arm actuated mechanism (58) and a leg actua ...


43
David Trost, Daniel Galburt: Electro-magnetic alignment apparatus. The Perkin Elmer Corporation, Thomas P Murphy, Edwin T Grimes, Francis L Masselle, March 19, 1985: US04506205 (55 worldwide citation)

This invention is directed to electromagnetic alignment apparatus, which is particularly adapted, among many other possible uses, for use in aligning the wafers in a microlithography system, said apparatus comprising in combination three or more spaced magnets, three or more coil assemblies mounted ...


44
Steven C Schmeichel, Charles M Schmeichel: Roll-up tarp apparatus. Merchant Gould Smith Edell Welter & Schmidt, March 19, 1985: US04505512 (55 worldwide citation)

A roll-up tarp assembly (10) for an open truck box or trailer (12). The roll-up tarp assembly (10) includes a tarp (14) made from a flexible material. The tarp (14) is securedly attached along one side to the top of the truck box (12). The other side of the tarp is attached to a roll bar (64) by a p ...


45
Billy D Hunter: Modular passive solar heating system. Flehr Hohbach Test Albritton & Herbert, March 19, 1985: US04505261 (54 worldwide citation)

A modular passive solar energy storage system comprises a plurality of heat tubes which are arranged to form a flat plate solar collector and are releasably connected to a water reservoir by, and are part of, double-walled heat exchangers which penetrate to the water reservoir and enhance the heat t ...


46
Richard R Martin, Kurt S Jaeger: Staged fuel and air for low NO.sub.x burner. John Zink Company, Head Johnson & Stevenson, March 19, 1985: US04505666 (54 worldwide citation)

A low NO.sub.x burner for a furnace and a method of operating the burner involving a primary and secondary combustion zone wherein staged fuel and air to both combustion zones is provided. By injection of from about 40 to 60% of the liquid or gaseous hydrocarbon fuel along with about 90% of the tota ...


47
Daniel Galburt: Electro-magnetic apparatus. The Perkin Elmer Corporation, Thomas P Murphy, Edwin T Grimes, Francis L Masselle, March 19, 1985: US04506204 (54 worldwide citation)

This invention is directed to electro-magnetic alignment apparatus, which is particularly adapted, among many other possible uses, for use in aligning the wafers in a microlithography system, said apparatus including in combination at least three magnet assemblies which are mounted in space relation ...


48
Russell B Hodgdon, Warren A Waite: Ion-exchange membranes reinforced with non-woven carbon fibers. Ionics Incorporated, Norman E Saliba, March 19, 1985: US04505797 (54 worldwide citation)

This invention is directed to electrodialysis, electrochemical membrane cells and particularly to components comprising the ion-exchange membranes. These membranes are fabricated containing a reinforcing structure comprised of non-woven carbon fibers derived for example from carbonized polyacrylonit ...


49
Robert G Everts: Coupling for interconnecting two handle portions of a power driven implement. Warren F B Lindsley, March 19, 1985: US04505040 (53 worldwide citation)

A coupling for the handle shaft of a power driven implement which permits angular adjustment of a drive head. The coupling clamps two parts of the handle shaft together, preventing rotation of one part and permits the selectable rotation of the other. The coupling comprises a split clamp joining and ...


50
Romaine R Bruns, Jerome Gross: Transparent non-fibrilized collagen material by ultracentrifugation. Massachusetts General Hospital, David G Conlin, George W Neuner, March 19, 1985: US04505855 (53 worldwide citation)

A transparent native, non-fibrilized collagen material is described having an absorbence at a wavelength of 900 nm of less than 5% in a sample 5 mm thick. This collagen material is useful for a prosthetic replacement of the cornea because of the high transparency and because it is a native material, ...



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