3 patents
Utility
System for Warming-up and Cooling-down a Superconducting Magnet
16 Oct 19
A cryogenic refrigerator system with heaters is constructed in modular form to serve as a portable servicing system to warm up and then cool down a target object by circulating a gaseous cryogen through a target object cryostat without moving the target object or breaking its vacuum.
Ralph C. LONGSWORTH, Santhosh Kumar GANDLA
Filed: 19 Dec 16
Utility
Hydraulic circuit for construction machine
14 Oct 19
A direction control valve group for a construction machine that controls an amount of pressure oil supplied to a hydraulic actuator from a hydraulic pump that discharges the pressure oil is provided.
Hirofumi Hashimoto
Filed: 24 Aug 17
Utility
Heat Station for Cooling a Circulating Cryogen
9 Oct 19
A heat station for a GM or Stirling cycle expander provides a versatile, efficient, and cost effective means of transferring heat from a remote load at cryogenic temperatures that is cooled by a circulating cryogen to the gas in a GM or Stirling cycle expander as it flows between a regenerator and a displaced volume.
Ralph C. Longsworth
Filed: 5 Apr 18
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