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US3142850A Expired / Lapsed US ⏱️ 0.0 years remaining

Inflator for co2 inflation device

Assignee: Knapp Monarch Co
•
Filing: 1962-08-13
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Granted: 1964-08-04
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Expires: 1982-08-13
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Abstract

No abstract record available.

Inventors

  • 👤 Boer Albert De

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-23 16:21
CPC Classifications
B; B63; B63C; B63C9/00; B63C9/24

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 166 words
AN INFLATOR FOR AN INFLATABLE DEVICE COMPRISING, IN COMBINATION, A MANIFOLD ADAPTED TO BE SEALINGLY CONFINED WITHIN AN OPENING IN A WALL OF SAID INFLATABLE DEVICE, AND SAID MANIFOLD ADAPTED TO BE CONNECTED TO A SOURCE OF PRESSURIZED FLUID FOR INFLATING THE INFLATABLE DEVICE; A COLD DISSIPATER POSITIONED WITHIN THE INFLATABLE DEVICE AND AFFIXED TO SAID MANIFOLD IN SUBSTANTIAL ISOLATION FROM DIRECT ENGAGEMENT WITH SAID INFLATABLE DEVICE, SAID COLD DISSIPATER BEING CUP-SHAPED AND DEFINING TOGETHER WITH SAID MANIFOLD A PRELIMINARY EXPANSION CHAMBER OF RELATIVELY SMALL VOLUME RELATIVE TO THE VOLUME OF THE COMPARTMENT DEFINED WITHIN SAID INFLATABLE DEVICE, MEANS WITHIN SAID CUP-SHAPED MEMBER FOR CREATING TURBULENCE WITHIN THE PRELIMINARY EXPANSION CHAMBER TO RAISE THE TEMPERATURE OF THE EXPANDING PRESSURIZED FLUID SUFFICIENTLY TO THEREAFTER AVOID CRACKING THE WALLS OF SAID INFLATABLE DEVICE, SAID COLD DISSIPATER HAVING THEREIN A PLURALITY OF OPENINGS CONSTRICTED IN CROSS-SECTION RELATIVE TO THE SIZE OF SAID PRELIMINARY EXPANSION CHAMBER FOR COMMUNICATING THE PRELIMINARY EXPANSION CHAMBER WITH THE COMPARTMENT DEFINED WITHIN THE INFLATABLE DEVICE.
Claim 2
Dependent Claim 166 words
AN INFLATOR FOR AN INFLATABLE DEVICE COMPRISING, IN COMBINATION, A MANIFOLD ADAPTED TO BE SEALINGLY CONFINED WITHIN AN OPENING IN A WALL OF SAID INFLATABLE DEVICE, AND SAID MANIFOLD ADAPTED TO BE CONNECTED TO A SOURCE OF PRESSURIZED FLUID FOR INFLATING THE INFLATABLE DEVICE; A COLD DISSIPATER POSITIONED WITHIN THE INFLATABLE DEVICE AND AFFIXED TO SAID MANIFOLD IN SUBSTANTIAL ISOLATION FROM DIRECT ENGAGEMENT WITH SAID INFLATABLE DEVICE, SAID COLD DISSIPATER BEING CUP-SHAPED AND DEFINING TOGETHER WITH SAID MANIFOLD A PRELIMINARY EXPANSION CHAMBER OF RELATIVELY SMALL VOLUME RELATIVE TO THE VOLUME OF THE COMPARTMENT DEFINED WITHIN SAID INFLATABLE DEVICE, MEANS WITHIN SAID CUP-SHAPED MEMBER FOR CREATING TURBULENCE WITHIN THE PRELIMINARY EXPANSION CHAMBER TO RAISE THE TEMPERATURE OF THE EXPANDING PRESSURIZED FLUID SUFFICIENTLY TO THEREAFTER AVOID CRACKING THE WALLS OF SAID INFLATABLE DEVICE, SAID COLD DISSIPATER HAVING THEREIN A PLURALITY OF OPENINGS CONSTRICTED IN CROSS-SECTION RELATIVE TO THE SIZE OF SAID PRELIMINARY EXPANSION CHAMBER FOR COMMUNICATING THE PRELIMINARY EXPANSION CHAMBER WITH THE COMPARTMENT DEFINED WITHIN THE INFLATABLE DEVICE.

References Cited (Backward Citations)

US2118165A Cited
US2403436A Cited
US2366140A Cited
US2444717A Cited
US2399670A Cited
US2993217A Cited
US3023932A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1967-08-04 1968-02-03 1968-08-04 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1971-08-04 1972-02-03 1972-08-04 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1975-08-04 1976-02-03 1976-08-04 $7700.00 Window Closed / Lapsed

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