The bodies of both the tailpiece and the headpiece are hollow and open at both ends. Together they form a counter rotating propeller system. The second molded component is the headpiece and it includes a generally cylindrical body with an integrated propeller that spirals in the opposite direction of the tailpiece propeller. The first molded component is the tailpiece and it includes a generally cylindrical body with an integrated propeller. The plastic is slightly positively buoyant in typical tap water. Two of the components are an injection molded thermoplastic and the other is an ordinary rubber band. A63H29/18- Driving mechanisms with extensible rubber bandsĪ toy submarine consisting of three components.A63H29/00- Drive mechanisms for toys in general.A63H23/04- Self-propelled boats, ships or submarines.A63H23/00- Toy boats Floating toys Other aquatic toy devices.Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.) Filing date Publication date Application filed by Individual filed Critical Individual Priority to US09/527,149 priority Critical patent/US6280284B1/en Priority to AU2001243699A priority patent/AU2001243699A1/en Priority to PCT/US2001/008657 priority patent/WO2001070363A1/en Application granted granted Critical Publication of US6280284B1 publication Critical patent/US6280284B1/en Anticipated expiration legal-status Critical Status Expired - Fee Related legal-status Critical Current Links Original Assignee Individual Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.) Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Expired - Fee Related Application number US09/527,149 Inventor Carl Winefordner Frank Hermansen Current Assignee (The listed assignees may be inaccurate. Google Patents Toy submarine with counter rotating propellersÄownload PDF Info Publication number US6280284B1 US6280284B1 US09/527,149 US52714900A US6280284B1 US 6280284 B1 US6280284 B1 US 6280284B1 US 52714900 A US52714900 A US 52714900A US 6280284 B1 US6280284 B1 US 6280284B1 Authority US United States Prior art keywords submarine propeller toy toy submarine tailpiece Prior art date Legal status (The legal status is an assumption and is not a legal conclusion. Google Patents US6280284B1 - Toy submarine with counter rotating propellers US6280284B1 - Toy submarine with counter rotating propellers
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