Patent EP0118720A2 successfully refreshed from Google Patents.
EP0118720A2
Expired / Lapsed
EP
⏱️ 0.0 years remaining
Heat accumulating material container
Assignee: Kubota Corp
•
Filing: 1982-03-08
•
Granted: —
•
Expires: 2002-03-08
Abstract
Abstract A heat accumulating medium enclosing container (3A) has latent heat accumulating medium (3B) within a spherical main body (301). A large number of heat transfer area enlarging portions constituted by grooves (303) are provided over the entire surface of the main body (301) to enlarge the external heat transfer area of the container.
Inventors
- 👤 Naomichi Yano
- 👤 Hajime Ito
- 👤 Shigeru Tanaka
Bibliographic Details
Application Number
—
Jurisdiction
EP
Data Source
google_patents
Last Synchronized
2026-11-05 08:49
CPC Classifications
F; F28; F28D; F28D20/00; F28D20/02; F28D20/023; F24; F24S; F24S60/00; F24S60/10; Y; Y02; Y02E; Y02E10/00; Y02E10/40; Y02E60/00; Y02E60/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
49 words
A heat accumulating medium enclosing container (3A) having a latent heat accumulating medium (3 B ) within a spherical main body (301), characterised in that a large number of heat transfer area enlarging portions constituted by grooves (303) are provided over the entire surface of the main body (301).
Claim 2
Dependent Claim
49 words
A heat accumulating medium enclosing container (3A) having a latent heat accumulating medium (3 B ) within a spherical main body (301), characterised in that a large number of heat transfer area enlarging portions constituted by grooves (303) are provided over the entire surface of the main body (301).
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
Maintenance schedule is calculated for granted US utility patents.