← Back to Patent Explorer
US3112701A Expired / Lapsed US ⏱️ 0.0 years remaining

Disc for upgrading work of explosives

Assignee: Dow Chemical Co
•
Filing: 1960-08-11
•
Granted: 1963-12-03
•
Expires: 1980-08-11
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

No abstract record available.

Inventors

  • 👤 Carl E Grebe

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-06 20:23
CPC Classifications
F; F42; F42D; F42D1/00; F42D1/08; F42B; F42B1/00; F42D1/18

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 162 words
AN EXPLOSIVE DEVICE PROVIDING UPGRADED EXPLOSIVE WORK WHICH COMPRISES IN COMBINATION A CYLINDRICAL EXPLOSIVE HAVING POSITIONED THEREIN AT INTERVALS LATERALLY ALONG THE LENGTH OF SAID EXPLOSIVE ELECTRON CONDUCTING SUBSTANTIALLY SAUCER-SHAPED DISCS AND A CONFINING STRUCTURE FOR SAID EXPLOSIVE AND DISCS, SAID DISCS HAVING A THICK CONTINUOUS OUTER RIM, SAID RIM HAVING A NOTCH ON THE TOP AND A NOTCH ON THE BOTTOM, SAID NOTCH ON THE TOP OF SAID RIM OF SAID SAUCER-SHAPED DISC FITTING SAID NOTCH ON THE BOTTOM OF ANOTHER OF SAID SAUCER-SHAPED DISCS WHEREBY SAID DISCS CAN BE SELF-STACKED, A THIN WALL EXTENDING INWARDLY FROM SAID CONTINUOUS OUTER RIM TO THE RIM OF A CENTRAL CIRCULAR REINFORCING MEMBER, SAID THIN WALL DEFINING A SERIES OF OPENINGS SPACED AT EQUAL INTERVALS AROUND SAID WALL AND EXTENDING IN LENGTH OVER ALMOST THE ENTIRE SECTION OF THE THIN WALL BETWEEN SAID CONTINUOUS OUTER RIM AND THE RIM OF SAID CENTRAL CIRCULAR REINFORCING MEMBER AND SAID CIRCULAR REINFORCING MEMBER DEFINING A CENTER OPENING.
Claim 2
Dependent Claim 162 words
AN EXPLOSIVE DEVICE PROVIDING UPGRADED EXPLOSIVE WORK WHICH COMPRISES IN COMBINATION A CYLINDRICAL EXPLOSIVE HAVING POSITIONED THEREIN AT INTERVALS LATERALLY ALONG THE LENGTH OF SAID EXPLOSIVE ELECTRON CONDUCTING SUBSTANTIALLY SAUCER-SHAPED DISCS AND A CONFINING STRUCTURE FOR SAID EXPLOSIVE AND DISCS, SAID DISCS HAVING A THICK CONTINUOUS OUTER RIM, SAID RIM HAVING A NOTCH ON THE TOP AND A NOTCH ON THE BOTTOM, SAID NOTCH ON THE TOP OF SAID RIM OF SAID SAUCER-SHAPED DISC FITTING SAID NOTCH ON THE BOTTOM OF ANOTHER OF SAID SAUCER-SHAPED DISCS WHEREBY SAID DISCS CAN BE SELF-STACKED, A THIN WALL EXTENDING INWARDLY FROM SAID CONTINUOUS OUTER RIM TO THE RIM OF A CENTRAL CIRCULAR REINFORCING MEMBER, SAID THIN WALL DEFINING A SERIES OF OPENINGS SPACED AT EQUAL INTERVALS AROUND SAID WALL AND EXTENDING IN LENGTH OVER ALMOST THE ENTIRE SECTION OF THE THIN WALL BETWEEN SAID CONTINUOUS OUTER RIM AND THE RIM OF SAID CENTRAL CIRCULAR REINFORCING MEMBER AND SAID CIRCULAR REINFORCING MEMBER DEFINING A CENTER OPENING.

References Cited (Backward Citations)

US1767182A Cited
US2026454A Cited
US2247169A Cited
US2245751A Cited
US2586801A Cited
US2448648A Cited
US2760434A Cited
US2926604A Cited
US2837996A Cited
US3016831A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1966-12-02 1967-06-03 1967-12-03 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1970-12-02 1971-06-03 1971-12-03 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1974-12-02 1975-06-03 1975-12-03 $7700.00 Window Closed / Lapsed

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag