Patent US3185208A successfully refreshed from Google Patents.
US3185208A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Regenerator sliding seals
Assignee: Continental Motors Corp
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Filing: 1961-11-13
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Granted: 1965-05-25
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Expires: 1981-11-13
Abstract
No abstract record available.
Inventors
- 👤 Chute Richard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 08:27
CPC Classifications
F; F28; F28D; F28D19/00; F28D19/04; F28D19/047; Y; Y10; Y10S; Y10S165/00; Y10S165/009; Y10S165/013; Y10S165/016; Y10S165/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
146 words
IN A ROTARY REGENERATIVE HEAT EXCHANGE APPARATUS HAVING A HOUSING AND A MATRIX ROTATABLY CARRIED IN SAID HOUSING, A SEALING MEANS DISPOSED BETWEEN SAID HOUSING AND SAID MATRIX, SAID SEALING MEANS COMPRISING (A) A SEALING STRIP PROVIDED WITH A FACE PORTION AND LEG PORTIONS, (B) A LONGITUDINAL SLOT BEING PROVIDED IN SAID LEG PORTION OF SAID SEALING STRIP, (C) A RESILIENT SPRING STRIP COMPRISING A BASE PORTION SECURED TO SAID HOUSING, A MEDIAL ARCUATE PORTION INTEGRAL WITH SAID BASE PORTION AND AN END PORTION INTEGRAL WITH SAID MEDIAL PORTION, (D) SAID END PORTION BEING RETURN BENT TO PROVIDE A PAIR OF SPACED SUBSTANTIALLY PARALLEL RESILIENT STRIPS, (E) SAID SPACED STRIPS BEING RECEIVED BY SAID SLOT SAID RESILIENT ENGAGING THE SIDES THEREOF WHEREBY SAID SEALING STRIP IS REMOVABLY SECURED TO SAID SPRING STRIP AND SAID FACE PORTION IS RESILIENTLY URGED THEREBY INTO YIELDING CONTACT WITH SAID MATRIX.
Claim 2
Dependent Claim
146 words
IN A ROTARY REGENERATIVE HEAT EXCHANGE APPARATUS HAVING A HOUSING AND A MATRIX ROTATABLY CARRIED IN SAID HOUSING, A SEALING MEANS DISPOSED BETWEEN SAID HOUSING AND SAID MATRIX, SAID SEALING MEANS COMPRISING (A) A SEALING STRIP PROVIDED WITH A FACE PORTION AND LEG PORTIONS, (B) A LONGITUDINAL SLOT BEING PROVIDED IN SAID LEG PORTION OF SAID SEALING STRIP, (C) A RESILIENT SPRING STRIP COMPRISING A BASE PORTION SECURED TO SAID HOUSING, A MEDIAL ARCUATE PORTION INTEGRAL WITH SAID BASE PORTION AND AN END PORTION INTEGRAL WITH SAID MEDIAL PORTION, (D) SAID END PORTION BEING RETURN BENT TO PROVIDE A PAIR OF SPACED SUBSTANTIALLY PARALLEL RESILIENT STRIPS, (E) SAID SPACED STRIPS BEING RECEIVED BY SAID SLOT SAID RESILIENT ENGAGING THE SIDES THEREOF WHEREBY SAID SEALING STRIP IS REMOVABLY SECURED TO SAID SPRING STRIP AND SAID FACE PORTION IS RESILIENTLY URGED THEREBY INTO YIELDING CONTACT WITH SAID MATRIX.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-05-24 | 1968-11-23 | 1969-05-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-05-24 | 1972-11-23 | 1973-05-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-05-24 | 1976-11-23 | 1977-05-25 | $7700.00 | Window Closed / Lapsed |