Patent US3707647A successfully refreshed from Google Patents.
Patent EP0361394A2 successfully refreshed from Google Patents.
EP0361394A2
Expired / Lapsed
EP
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Protective device for a hermetic motor-driven compressor
Assignee: Mitsubishi Electric Corp
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Filing: 1989-09-26
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Granted: —
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Expires: 2009-09-26
Abstract
Abstract A protective device for a hermetic motor-driven compressor comprises a protective device main body (5) and an insulating layer (6), which is made of a heat-resisting insulating material having a heat-resisting temperature of 155°C or higher, and entirely encloses the main body.
Inventors
- 👤 Hidehiko Yamada
- 👤 Shigeru Muramatsu
Bibliographic Details
Application Number
—
Jurisdiction
EP
Data Source
google_patents
Last Synchronized
2026-10-27 21:33
CPC Classifications
F; F04; F04B; F04B39/00; H; H02; H02K; H02K11/00; H02K11/20; H02K11/25; Y; Y10; Y10T; Y10T428/00; Y10T428/13; Y10T428/1303; Y10T428/1307; Y10T428/31504; Y10T428/31725
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
52 words
A protective device for a hermetic motor-driven compressor which comprises a protective device main body (5) and an insulating layer (6) made of a heat-resisting insulating material, characterized in that said insulating material has a heat-resisting temperature of 155°C or higher and in that said insulating layer (6) encloses said main body.
Claim 2
Dependent Claim
52 words
A protective device for a hermetic motor-driven compressor which comprises a protective device main body (5) and an insulating layer (6) made of a heat-resisting insulating material, characterized in that said insulating material has a heat-resisting temperature of 155°C or higher and in that said insulating layer (6) encloses said main body.
Claim 3
Dependent Claim
19 words
The protective device according to claim 1, characterized in that said insulating layer (6) is an aromatic polyamide sheet.
Claim 4
Dependent Claim
26 words
The protective device according to claim 1 or 2, characterized in that said insulating sheet (6) has its end portions (8a, 8b) melt-bonded by ultrasonic welding.
Claim 5
Dependent Claim
45 words
The protective device according to claim 1 or 2, characterized in that said insulating layer (6) is formed from a cylindrically shaped insulating sheet into a bag to receive therein said main body (5) by melt-bonding opposing end portions (8a, 8b) of said insulating sheet.
References Cited (Backward Citations)
No citation records indexed.
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