US 12,117,130 B2
Transfer port system for cryogenic environments
Jerry M. Chow, Scarsdale, NY (US); and Patryk Gumann, Tarrytown, NY (US)
Assigned to INTERNATIONAL BUSINESS MACHINES CORPORATION, Armonk, NY (US)
Filed by International Business Machines Corporation, Armonk, NY (US)
Filed on Jan. 8, 2021, as Appl. No. 17/144,803.
Prior Publication US 2022/0221105 A1, Jul. 14, 2022
Int. Cl. F17C 3/08 (2006.01); F25D 19/00 (2006.01)
CPC F17C 3/085 (2013.01) [F25D 19/006 (2013.01); F17C 2203/0391 (2013.01)] 20 Claims
OG exemplary drawing
 
1. An outer vacuum chamber of a cryostat, comprising:
a sidewall vertically intervening between a top plate and a bottom plate that are horizontally positioned, wherein the sidewall encompasses an inner chamber comprising a sample mounting surface, and wherein the sidewall comprises a feedthrough port providing access to the sample mounting surface from a region external to the outer vacuum chamber; and
a loading mechanism comprising a side-loading sample exchange mechanism horizontally aligned through the sidewall, wherein the feedthrough port in the sidewall interfaces with the side-loading sample exchange mechanism to facilitate loading a sample onto the sample mounting surface, and wherein the loading mechanism comprises edge welded bellows.