1
Hirokatu Kousokabe: Scroll-type positive fluid displacement apparatus having lubricating oil circulating system. Hitachi, Craig and Antonelli, August 10, 1982: US04343599 (61 worldwide citation)

A scroll-type compressor constituted by a stationary scroll and a revolving scroll, and an electric motor for causing a revolving motion of the revolving scroll are disposed in a closed container. The scroll-type compressor has openings which are adapted to permit fluid compression pockets between t ...


2
Kenji Tojo, Hirokatu Kousokabe, Nobukatsu Arai, Eiji Sato: Scroll compressor with means for end plate bias and cooled gas return to sealed compressor spaces. Hitachi, Craig & Antonelli, August 12, 1980: US04216661 (51 worldwide citation)

In a gas pressure increasing system for increasing the pressure of a refrigerant gas or air having a scroll compressor, a condenser, a pressure reducing means and an evaporator or a scroll compressor and a gas cooler, an exhaust gas released from the scroll compressor after having its pressure incre ...


3
Hirokatu Kousokabe, Hiroshi Iwata, Masahiro Takebayashi: Rotary compressor. Hitachi, Antonelli Terry Stout & Kraus, February 11, 1992: US05087170 (22 worldwide citation)

A rotary compressor of the invention comprises an oil separating portion and an oil collecting portion located adjacent one end of a rotary shaft closely to a motor. An oil is separated through the oil separating portion and collected in the oil collecting portion in which the one end of the rotary ...


4
Hirokatu Kousokabe: Hermetic scroll fluid discharge apparatus with pressurized fluid passage in wrap. Hitachi, Antonelli Terry & Wands, November 2, 1982: US04357132 (19 worldwide citation)

A fixed scroll and an orbiting scroll each having an end plate and a wrap perpendicular to the end plate and having a mirror-like surface at the forward end are brought into intimate contact with each other such that the mirror-like surface of the wrap and the end plate of one scroll member are brou ...