HS R & A CO., LTD. Patent applications |
Patent application number | Title | Published |
20140060786 | DUAL PIPE FOR HEAT EXCHANGE - A dual pipe and a heat exchanger comprises: an outer pipe formed separately from the inner pipe to house the inner pipe therein; and a connector coupled to the inner pipe and the outer pipe. The connector includes: an outer pipe connection portion for housing an end portion of the outer pipe therein; a fastening groove; a stopper; and a through hole. The inner pipe is housed at the inside of the outer pipe, and a coil portion is formed in a portion positioned at the inside of the outer pipe. A portion extended from the coil portion is extended from the inside to the outside of the connector through a through hole of the connector. An outermost portion of the coil portion line contacts with an inner circumferential surface of the outer pipe. | 03-06-2014 |
20130146262 | DOUBLE PIPE HEAT EXCHANGER HAVING MULTI-DIRECTIONAL CONNECTOR AND AIR CONDITIONER FOR VEHICLE INCLUDING THE SAME - The present invention relates to a dual pipe heat exchanger and an air conditioner for a vehicle including the same. The present invention relates to a dual pipe heat exchanger having a multi-directional connector construction in which a connector forming the dual pipe heat exchanger includes a first block and a second block and positions where a first fluid supply pipe and internal and external pipes are combined and where a second fluid supply pipe is combined can be freely set, and an air conditioner for a vehicle including the same. | 06-13-2013 |