← Back to Patent Explorer
US3229414A Expired / Lapsed US ⏱️ 0.0 years remaining

Propeller-driven toy

Assignee: Individual
•
Filing: 1963-04-30
•
Granted: 1966-01-18
•
Expires: 1983-04-30
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

No abstract record available.

Inventors

  • 👤 Bross Helmut Karl

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-01 16:55
CPC Classifications
A; A63; A63H; A63H29/00; A63H29/24; A63H27/00; A63H27/14; A63H29/02; A63H29/06

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 215 words
A PROPELLER-DRIVEN TOY COMPRISING A MOLDED PLASTIC BODY HAVING A RELATIVELY THIN, FLAT PORTION AT AN EDGE OF SAID BODY, AN AXLE STUB MOLDED INTEGRALLY WITH SAID FLAT PORTION AND INCLUDING A CYLINDRICAL AXLE PORTION EXTENDING REARWARDLY FROM SAID EDGE AND TERMINATING IN AND OUTER END DEFINING A FLANGE HAVING A DIAMETER GREATER THAN THE DIAMETER OF SAID CYLINDRICAL PORTION, SAID STUB INCLUDING A STRENGTHENING RIB PORTION EXTENDING FORWARDLY OF SAID EDGE TO THEREBY STRENGTHEN THE AREA OF SAID FLAT PORTION PROXIMATE SAID AXLE STUB, A PROPELLER ROTATABLY MOUNTED ON SAID AXLE PORTION INCLUDING PROPELLER BLADES AND AN INTEGRAL TUBULAR HUB EXTERNALLY DIFINING A PINION GEAR, SAID HUB HAVING AN INNER DIAMETER LESS THAN SAID FLANGE, ONE OF SAID HUB AND SAID OUTER END BEING SLIGHTLY ELASTIC WHEREBY SAID HUB CAN BE FORCED OVER SAID OUTER END ONTO ROTATIONAL MOUNTING ON SAID AXLE PORTION AND BE RETAINED BETWEEN SAID FLANGE AND SAID EDGE, A GUIDE INTEGRALLY MOLDED WITH SAID FLAT PORTION AND EXTENDING REARWARDLY FROM SAID EDGE PROXIMATE SAID PINION GEAR, AND A FLEXIBLE PLASTIC PULLING BAND DEFINING TEETH, SAID BAND BEING INSERTABLE BETWEEN SAID GUIDE AND SAID PINION GEAR INTO MESHING ENGAGEMENT WITH SAID PINION GEAR WHEREBY SAID PROPELLER IS SPUN AND SAID TOY IS DRIVEN BY RAPIDLY PULLING SAID BAND FROM SAID ENGAGEMENT.
Claim 2
Dependent Claim 215 words
A PROPELLER-DRIVEN TOY COMPRISING A MOLDED PLASTIC BODY HAVING A RELATIVELY THIN, FLAT PORTION AT AN EDGE OF SAID BODY, AN AXLE STUB MOLDED INTEGRALLY WITH SAID FLAT PORTION AND INCLUDING A CYLINDRICAL AXLE PORTION EXTENDING REARWARDLY FROM SAID EDGE AND TERMINATING IN AND OUTER END DEFINING A FLANGE HAVING A DIAMETER GREATER THAN THE DIAMETER OF SAID CYLINDRICAL PORTION, SAID STUB INCLUDING A STRENGTHENING RIB PORTION EXTENDING FORWARDLY OF SAID EDGE TO THEREBY STRENGTHEN THE AREA OF SAID FLAT PORTION PROXIMATE SAID AXLE STUB, A PROPELLER ROTATABLY MOUNTED ON SAID AXLE PORTION INCLUDING PROPELLER BLADES AND AN INTEGRAL TUBULAR HUB EXTERNALLY DIFINING A PINION GEAR, SAID HUB HAVING AN INNER DIAMETER LESS THAN SAID FLANGE, ONE OF SAID HUB AND SAID OUTER END BEING SLIGHTLY ELASTIC WHEREBY SAID HUB CAN BE FORCED OVER SAID OUTER END ONTO ROTATIONAL MOUNTING ON SAID AXLE PORTION AND BE RETAINED BETWEEN SAID FLANGE AND SAID EDGE, A GUIDE INTEGRALLY MOLDED WITH SAID FLAT PORTION AND EXTENDING REARWARDLY FROM SAID EDGE PROXIMATE SAID PINION GEAR, AND A FLEXIBLE PLASTIC PULLING BAND DEFINING TEETH, SAID BAND BEING INSERTABLE BETWEEN SAID GUIDE AND SAID PINION GEAR INTO MESHING ENGAGEMENT WITH SAID PINION GEAR WHEREBY SAID PROPELLER IS SPUN AND SAID TOY IS DRIVEN BY RAPIDLY PULLING SAID BAND FROM SAID ENGAGEMENT.

References Cited (Backward Citations)

GB189514124A Cited
US755446A Cited
US1535065A Cited
US1786763A Cited
GB331660A Cited
US1852929A Cited
US2642698A Cited
GB660517A Cited
US2500076A Cited
US2755596A Cited
GB743102A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1969-01-17 1969-07-19 1970-01-18 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1973-01-17 1973-07-19 1974-01-18 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1977-01-17 1977-07-19 1978-01-18 $7700.00 Window Closed / Lapsed

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag