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Rotary Compressor

Abstract: A rotary compressor according to one embodiment of the present invention comprises: a compression unit that compresses a refrigerant; a motor that drives the compression unit; and a compressor body container that accommodates therein the compression unit and the motor. The compression unit comprises: a cylinder that forms a cylinder chamber therein; a piston that revolves on the inner peripheral side of the cylinder; and an end plate that closes off the end part of the cylinder. The end plate has formed therein an injection hole that communicates with the cylinder chamber and through which an injection pipe for conducting the refrigerant can be inserted. The injection pipe is fixed in the injection hole via a holding pipe for holding the outer periphery of the injection pipe.

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Notices, Deadlines & Correspondence

Patent Information

Application #
Filing Date
13 November 2025
Publication Number
50/2025
Publication Type
INA
Invention Field
MECHANICAL ENGINEERING
Status
Email
Parent Application

Applicants

FUJITSU GENERAL LIMITED
3-3-17, Suenaga, Takatsu-ku, Kawasaki-shi, Kanagawa 2138502

Inventors

1. KATAYAMA, Hiroki
c/o FUJITSU GENERAL LIMITED, 3-3-17, Suenaga, Takatsu-ku, Kawasaki-shi, Kanagawa 2138502
2. FURUKAWA, Motonobu
c/o FUJITSU GENERAL LIMITED, 3-3-17, Suenaga, Takatsu-ku, Kawasaki-shi, Kanagawa 2138502
3. UCHIKAI, Hideto
c/o FUJITSU GENERAL LIMITED, 3-3-17, Suenaga, Takatsu-ku, Kawasaki-shi, Kanagawa 2138502
4. SASAKI, Takahiro
c/o FUJITSU GENERAL LIMITED, 3-3-17, Suenaga, Takatsu-ku, Kawasaki-shi, Kanagawa 2138502

Specification

Documents

Application Documents

# Name Date
1 202517110824-TRANSLATIOIN OF PRIOIRTY DOCUMENTS ETC. [13-11-2025(online)].pdf 2025-11-13
2 202517110824-STATEMENT OF UNDERTAKING (FORM 3) [13-11-2025(online)].pdf 2025-11-13
3 202517110824-REQUEST FOR EXAMINATION (FORM-18) [13-11-2025(online)].pdf 2025-11-13
4 202517110824-PROOF OF RIGHT [13-11-2025(online)].pdf 2025-11-13
5 202517110824-PRIORITY DOCUMENTS [13-11-2025(online)].pdf 2025-11-13
6 202517110824-NOTIFICATION OF INT. APPLN. NO. & FILING DATE (PCT-RO-105-PCT Pamphlet) [13-11-2025(online)].pdf 2025-11-13
7 202517110824-FORM 18 [13-11-2025(online)].pdf 2025-11-13
8 202517110824-FORM 1 [13-11-2025(online)].pdf 2025-11-13
9 202517110824-DRAWINGS [13-11-2025(online)].pdf 2025-11-13
10 202517110824-DECLARATION OF INVENTORSHIP (FORM 5) [13-11-2025(online)].pdf 2025-11-13
11 202517110824-COMPLETE SPECIFICATION [13-11-2025(online)].pdf 2025-11-13
12 202517110824-FORM-26 [15-11-2025(online)].pdf 2025-11-15
13 202517110824-FORM-5 [25-11-2025(online)].pdf 2025-11-25
14 202517110824-MARKED COPIES OF AMENDEMENTS [05-12-2025(online)].pdf 2025-12-05
15 202517110824-FORM 13 [05-12-2025(online)].pdf 2025-12-05
16 202517110824-AMMENDED DOCUMENTS [05-12-2025(online)].pdf 2025-12-05
17 202517110824- GPA- 211125.pdf 2025-12-10
18 202517110824- Correspondance - 211125.pdf 2025-12-10