← Back to Patent Explorer
US3109083A Expired / Lapsed US ⏱️ 0.0 years remaining

Heat blow gun with scraper

Assignee: MASTER APPLIANCE CORP
•
Filing: 1960-10-19
•
Granted: 1963-10-29
•
Expires: 1980-10-19
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

No abstract record available.

Inventors

  • 👤 Henry E Meltzer

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-02 19:22
CPC Classifications
B; B44; B44D; B44D3/00; B44D3/16; B44D3/166; B44D3/168

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 181 words
A PAINT SCRAPER COMPRISING A MOTOR DRIVEN AIR BLOWER INCLUDING A MOTOR CASING AND AN IMPELLER CASING, SAID IMPELLER CASING HAVING AN AIR INLET OPENING AND A TANGETIALLY EXTENDING AIR OUTLET HEAD, A DOWNWARDLY EXTENDING MANIPULATING HANDLE CARRIED BY THE MOTOR AND IMPELLER CASING, AN ELONGATED NOZZLE CARRIED BY SAID AIR OUTLET HEAD AND HAVING COMMUNICATION THEREWITH AND THROUGH WHICH AIR PASSES, AN ELECTRIC HEATING ELEMENT WITHIN SAID NOZZLE FOR HEATING AIR PASSING THERETHROUGH, A SECOND MANIPULATING HANDLE STRUCTURE FOR THE SCRAPER INCLUDING AN L-SHAPED PLATE EXTENDING ACROSS THE IMPELLER CASING AND ALONG SAID NOZZLE AND TERMINATING IN FRONT OF SAID NOZZLE, MEANS SECURING THE PLATE TO THE IMPELLER CASING, A U-SHAPED HANDLE HAVING A HAND GRIP EXTENDING ABOVE SAID PLATE AND HAVING ONE LEG SECURED TO THE IMPELLER CASING AND ITS OTHER LEG RESTING ON THAT PORTION OF THE PLATE DISPOSED ABOVE THE NOZZLE, A SPLIT CLAMPING RING CARRIED BY SAID LAST MENTIONED LEG AND ENCIRCLING AND GRIPPING SAID NOZZLE, AND AN ANGULARLY EXTENDING BLADE CARRIED BY THE FORWARD END OF THE PLATE AND DISPOSED IN FRONT OF SAID NOZZLE.
Claim 2
Dependent Claim 181 words
A PAINT SCRAPER COMPRISING A MOTOR DRIVEN AIR BLOWER INCLUDING A MOTOR CASING AND AN IMPELLER CASING, SAID IMPELLER CASING HAVING AN AIR INLET OPENING AND A TANGETIALLY EXTENDING AIR OUTLET HEAD, A DOWNWARDLY EXTENDING MANIPULATING HANDLE CARRIED BY THE MOTOR AND IMPELLER CASING, AN ELONGATED NOZZLE CARRIED BY SAID AIR OUTLET HEAD AND HAVING COMMUNICATION THEREWITH AND THROUGH WHICH AIR PASSES, AN ELECTRIC HEATING ELEMENT WITHIN SAID NOZZLE FOR HEATING AIR PASSING THERETHROUGH, A SECOND MANIPULATING HANDLE STRUCTURE FOR THE SCRAPER INCLUDING AN L-SHAPED PLATE EXTENDING ACROSS THE IMPELLER CASING AND ALONG SAID NOZZLE AND TERMINATING IN FRONT OF SAID NOZZLE, MEANS SECURING THE PLATE TO THE IMPELLER CASING, A U-SHAPED HANDLE HAVING A HAND GRIP EXTENDING ABOVE SAID PLATE AND HAVING ONE LEG SECURED TO THE IMPELLER CASING AND ITS OTHER LEG RESTING ON THAT PORTION OF THE PLATE DISPOSED ABOVE THE NOZZLE, A SPLIT CLAMPING RING CARRIED BY SAID LAST MENTIONED LEG AND ENCIRCLING AND GRIPPING SAID NOZZLE, AND AN ANGULARLY EXTENDING BLADE CARRIED BY THE FORWARD END OF THE PLATE AND DISPOSED IN FRONT OF SAID NOZZLE.

References Cited (Backward Citations)

US1589981A Cited
US1955240A Cited
US1869737A Cited
US2609477A Cited
US2597215A Cited
US2778919A Cited
GB838304A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1966-10-28 1967-04-29 1967-10-29 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1970-10-28 1971-04-29 1971-10-29 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1974-10-28 1975-04-29 1975-10-29 $7700.00 Window Closed / Lapsed

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag