Title:
DEVICE FOR PREVENTING REFRIGERANT LEAKS IN AIR CONDITIONING SYSTEM SERVICE PORTS
Document Type and Number:
WIPO Patent Application WO/2019/125602
Kind Code:
A3
Abstract:
A device for preventing refrigerant leaks in air conditioning system service ports includes a coupler to be coupled to the service port. A main body has a longitudinal direction and is disposed adjacent the coupler in the longitudinal direction. A stem is movable inside the main body in the longitudinal direction. A sealing element is disposed adjacent the stem. A head which is fastened to the main body has an internal thread, and a handle has a shaft with an external thread to be screwed into the internal thread of the head. The shaft has a free end remote from the handle for contacting the stem and pushing the sealing element adjacent the stem against an end of the service port upon turning the handle.
Inventors:
ATTIA SHLOMO (US)
Application Number:
PCT/US2018/058060
Publication Date:
August 08, 2019
Filing Date:
October 30, 2018
Export Citation:
Assignee:
ATTIA SHLOMO (US)
International Classes:
C09K3/12; F16L55/10
Foreign References:
| US5370359A | 1994-12-06 | |||
| US20150241316A1 | 2015-08-27 | |||
| US3253612A | 1966-05-31 | |||
| US8313123B1 | 2012-11-20 |
Other References:
See also references of EP 3728510A4
Attorney, Agent or Firm:
GREENBERG, Laurence, A. et al. (US)
Download PDF:
Previous Patent: COMPOSITIONS AND METHODS FOR THE TREATMENT OF CELLULITE
Next Patent: AROMATIC-BASED POLYETHERAMINE ALKOXYLATES
Next Patent: AROMATIC-BASED POLYETHERAMINE ALKOXYLATES