SCROLL COMPRESSOR AND REFRIGERATION CYCLE DEVICE USING SAID SCROLL COMPRESSOR

Registre Brevet WIPO
Numéro d'application JP2019050720
Numéro de publication 2021/130875
Statut Délivré - en vigueur
Date de dépôt 2019-12-24
Date de publication 2021-07-01
Propriétaire HITACHI-JOHNSON CONTROLS AIR CONDITIONING, INC. (Japon)
Inventeur(s)
  • Iijima Ryota
  • Matsunaga Kazuyuki
  • Jitsukawa Hitomi

Abrégé

A scroll compressor (1) is provided with a fixed scroll (5) having a spiral lap (5c), an orbiting scroll (6) having a spiral lap (6a) engaging with the lap of the fixed scroll, a frame (9) supporting the fixed scroll, and a sealed container (2) accommodating the fixed scroll, the orbiting scroll, and the frame. The sealed container includes a cylindrical case (2a) and a lid chamber (2b) disposed on the case. Each of the fixed scroll and the frame has a flange portion (a fixed scroll flange portion (5b) and a frame flange portion (9b)) which is held between the lid chamber and the case and is fixed with respect to the sealed container. The flange portion of the fixed scroll or the flange portion of the frame is formed with a side surface groove (5i) or (9c), or a step portion (5j) or (9e) on the end plate side contacting each at the outer-most peripheral portion.

Classes IPC  ?

  • F04C 18/02 - Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents