Patent · US Revoked

Inside air-conditioning device

US12146697B2 · kind B2 · utility

0Cited by
9References
21Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 28, 2020
Grant dateNov 19, 2024
Priority date
Expiry dateApr 2, 2041

Classification

  • Technology area (CPC —)General

Abstract

An inside air-conditioning device includes a refrigerant circuit (50) and a refrigerant that is sealed in the refrigerant circuit (50). The refrigerant circuit (50) includes a compressor (10), a condenser (25), an electronic expansion valve (13), and an evaporator (17). The refrigerant contains at least 1,2-difluoroethylene.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.