(WO/2001/081840) STIRLING CYCLE CRYOCOOLER WITH OPTIMIZED COLD END DESIGN

(WO/2001/081840) STIRLING CYCLE CRYOCOOLER WITH OPTIMIZED COLD END DESIGN

Latest bibliographic data on file with the International Bureau
Pub. No.:  WO/2001/081840   International Application No.:  PCT/US2001/012495
Publication Date:01.11.2001 International Filing Date:16.04.2001
Chapter 2 Demand Filed: 15.11.2001
IPC: F25B 9/14 (2006.01)
Applicants:SUPERCONDUCTOR TECHNOLOGIES, INC. [US/US]; 460 Ward Drive Suite F Santa Barbara, CA 93111-2310 (US) (All Except US).
HANES, Mark [US/US]; (US) (US Only).
Inventor:HANES, Mark; (US).
Agent:DAVIDSON, Michael, S.; Lyon & Lyon LLP 633 West Fifth Street Suite 4700 Los Angeles, CA 90071-2066 (US).
Priority Data:
09/558,879 26.04.2000 US
Title: STIRLING CYCLE CRYOCOOLER WITH OPTIMIZED COLD END DESIGN
Abstract: A Stirling cycle cryocooler is disclosed that includes a displacer unit having a cold end and a hot end. The displacer unit (4) includes a cold cylinder housing and a displacer liner (18) disposed on the inner surface of the housing (10). A displacer assembly (12) lies within the displacer liner (18) and is slidable with respect to the lengthwise axis of the housing (10). The displacer unit also includes a regenerator unit (14). A heat acceptor (20) is affixed to the cold end of the displacer unit (4). The heat acceptor (20) transfers heat from a device such as a High Temperature Superconducting Filter to a gas such as helium located within the displacer unit (4). The heat acceptor (20) preferably includes a radial component (22) with an annular component (24). The heat acceptor advantageously decreases the heat transfer resistance between the heat acceptor and the helium gas. The Stirling cycle cryocooler is thus able to operate with reduced input power to achieve a desired lift level.
Designated States: AE, AG, AL, AM, AT, AU, AZ, BA, BB, BG, BR, BY, BZ, CA, CH, CN, CO, CR, CU, CZ, DE, DK, DM, DZ, EE, ES, FI, GB, GD, GE, GH, GM, HR, HU, ID, IL, IN, IS, JP, KE, KG, KP, KR, KZ, LC, LK, LR, LS, LT, LU, LV, MA, MD, MG, MK, MN, MW, MX, MZ, NO, NZ, PL, PT, RO, RU, SD, SE, SG, SI, SK, SL, TJ, TM, TR, TT, TZ, UA, UG, US, UZ, VN, YU, ZA, ZW.
African Regional Intellectual Property Org. (ARIPO) (GH, GM, KE, LS, MW, MZ, SD, SL, SZ, TZ, UG, ZW)
Eurasian Patent Organization (EAPO) (AM, AZ, BY, KG, KZ, MD, RU, TJ, TM)
European Patent Office (EPO) (AT, BE, CH, CY, DE, DK, ES, FI, FR, GB, GR, IE, IT, LU, MC, NL, PT, SE, TR)
African Intellectual Property Organization (OAPI) (BF, BJ, CF, CG, CI, CM, GA, GN, GW, ML, MR, NE, SN, TD, TG).
Publication Language:English (EN)
Filing Language:English (EN)

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