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USRE28228E Expired / Lapsed US ⏱️ 0.0 years remaining

Booster cap assembly

Assignee: Ireco Inc
•
Filing: 1973-12-03
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Granted: 1974-11-05
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Expires: 1993-12-03
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Abstract

Abstract 1. A BOOSTER ASSEMBLY (COMPRISING) HAVING A BOOSTER UNIT SLIPPED ONTO (A) AN ELONGATED CAP-, OR FUSE-TYPE PRIMARY INITIATOR, COMPRISING, AS SAID BOOSTER UNIT, AN ELONGATED SHELL OPEN AT ONE END AND CLOSED AT THE OTHER END, AND FROM 1 TO 6 GRAMS SECONDARY HIGH EXPLOSIVE WITHIN AND COMPLETELY FILLING, A CLOSED END SECTION OF SAID SHELL (, AND THE REMAINING SECTION OF SAID SHELL BEING OPEN AND UNOBSTRUCTED), SAID PRIMARY INITIATOR HAVING AN EXTERNAL TRANSVERSE CROSS SECTION SUFFICIENTLY LESS THAN, AND CORRELATED WITH, THE INTERNAL TRANSVERSE CROSS SECTION OF (SAID) AN OPEN END SHELL SECTION OF SAID BOOSTER UNIT SO AS TO PERMIT AT LEAST AN INITIATING END PORTION OF SAID PRIMARY INITIATOR TO BE COAXIALLY DISPOSED WITHIN SAID OPEN END SHELL SECTION IN (FORCE FIT) SUBSTANTIALLY CLOSING RELATIONSHIP WITH SAID SHELL ALONG SUBSTANTIALLY THE ENTIRE EXTERNAL PRIMARY INITIATOR SURFACE WITHIN SAID OPEN END SHELL SECTION AND IN INITIATING RELATIONSHIP WITH SAID SECONDARY HIGH EXPLOSIVE, INDENTATION MEANS EXTENDING INTO SAID OPEN END SHELL SECTION FROM THE EXTERNAL WALL THEREOF, AND SAID BOOSTER UNIT (, AT ITS) HAVING SAID OPEN END (,) SHELL SECTION (COAXIALLY) SLIPPED (IN SAID FORCE FIT) ON TO AT LEAST (AN) SAID INITIATING END PORTION OF SAID PRIMARY INITIATOR IN FORCE FIT RELATIONSHIP OF SAID INDENTATION MEANS WITH SAID PRIMARY INITIATOR AND WITH SAID SECONDARY HIGH EXPLOSIVE IN DETONATING RELATIONSHIP WITH SAID PRIMARY INITIATOR (, AND CRIMP MEANS ON THE EXTERNAL WALL OF SAID OPEN END SHELL SECTION EXTENDING INTO SUPPORTING CONTACT WITH SAID INITIATOR THEREIN).

Inventors

No inventors recorded.

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-02 01:37
CPC Classifications
F; F42; F42B; F42B3/00; F42B3/10

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

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USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1977-11-04 1978-05-06 1978-11-05 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1981-11-04 1982-05-06 1982-11-05 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1985-11-04 1986-05-06 1986-11-05 $7700.00 Window Closed / Lapsed

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