IPC분류정보
국가/구분 |
United States(US) Patent
등록
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국제특허분류(IPC7판) |
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출원번호 |
US-0217123
(2002-08-13)
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발명자
/ 주소 |
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출원인 / 주소 |
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대리인 / 주소 |
Knobbe, Martens, Olson &
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인용정보 |
피인용 횟수 :
12 인용 특허 :
15 |
초록
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A collapsible skateboard includes an upright handle having lower portion on which is fixedly mounted a bracket, a connector having a curved slot having a lower end formed with a horizontal recess, an upper end formed with a vertical recess, and a circular hole under the vertical recess, an adjust pi
A collapsible skateboard includes an upright handle having lower portion on which is fixedly mounted a bracket, a connector having a curved slot having a lower end formed with a horizontal recess, an upper end formed with a vertical recess, and a circular hole under the vertical recess, an adjust pin inserted into the vertical recess of the connector and the elongated hole of the bracket, a pivot pin fitted through the circular hole of the connector and the circular hole of the bracket, a spring having an upper end connected to the adjust pin and a lower end to the pivot pin, and a platform on which is fixedly mounted the connector, whereby the skateboard can be easily folded up as desired.
대표청구항
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I claim: 1. A collapsible skateboard comprising: a platform having front and rear ends, said platform having a rear wheel mounted at said rear end; a connector mounted along said front end of said platform, said connector formed with a surface having a first recess and a second recess; an upright h
I claim: 1. A collapsible skateboard comprising: a platform having front and rear ends, said platform having a rear wheel mounted at said rear end; a connector mounted along said front end of said platform, said connector formed with a surface having a first recess and a second recess; an upright handle having top and bottom ends, said upright handle having a front wheel mounted at said bottom end; a bracket coupled to said upright handle and extending toward said platform, said upright handle being rotatable within said bracket for providing a steering mechanism; a pivot pin coupled to said connector and extending through said bracket for enabling said upright handle to fold towards said platform; an adjust pin slidably coupled to said bracket and insertable into said first recess for locking said upright handle in a folded position and into said second recess for locking said upright handle in an operable position; a biasing apparatus for urging said adjust pin toward said pivot pin and into said first or second recess; and a control mechanism adapted for moving said adjust pin independently of said bracket and said connector to release said adjust pin from said first or second recess; wherein said connector includes two upwardly extending lugs, each lug formed with said surface and said first and second recesses. 2. A collapsible skateboard comprising: a platform having front and rear ends, said platform having a rear wheel mourned at said rear end; a connector mounted along said front end of said platform, said connector formed with a surface having a first recess and a second recess; an upright handle having top and bottom ends, said upright handle having a front wheel mounted at said bottom end; a bracket coupled to said upright handle and extending toward said platform, said upright handle being rotatable within said bracket for providing a steering mechanism; a pivot pin coupled to said connector and extending through said bracket for enabling said upright handle to fold towards said platform; an adjust pin slidably coupled to said bracket and insertable into said first recess for locking said upright handle in a folded position and into said second recess for locking said upright handle in an operable position; a biasing apparatus for urging said adjust pin toward said pivot pin and into said first or second recess; and a control mechanism adapted for moving said adjust pin independently of said bracket and said connector to release said adjust pin from said first or second recess; wherein said connector is formed with a slot and wherein a bottom edge of said slot provides said surface. 3. A collapsible skateboard comprising: a platform having front and rear ends, said platform having a rear wheel mounted at said rear end; a connector mounted along said front end of said platform, said connector formed with a surface having a first recess and a second recess; an upright handle having top and bottom ends, said upright handle having a front wheel mounted at said bottom end; a bracket coupled to said upright handle and extending toward said platform, said upright handle being rotatable within said bracket for providing a steering mechanism; a pivot pin coupled to said connector and extending through said bracket for enabling said upright handle to fold towards said platform; an adjust pin slidably coupled to said bracket and insertable into said first recess for locking said upright handle in a folded position and into said second recess for locking said upright handle in an operable position; a biasing apparatus for urging said adjust pin toward said pivot pin and into said first or second recess; and a control mechanism adapted for moving said adjust pin independently of said bracket and said connector to release said adjust pin from said first or second recess; wherein said biasing apparatus has a first end attached to said skateboard and a second end coupled to said adjust pin for providing a biasing force to maintain said adjust pin in said first or second recess. 4. A collapsible skateboard comprising: a platform having front and rear ends, said platform having a rear wheel mounted at said rear end; an upright handle having top and bottom ends, said upright handle having a front wheel mounted at said bottom end; a bracket coupled to said upright handle and extending toward said platform, said upright handle being rotatable within said bracket for providing a steering mechanism; a pivot pin for pivotally coupling said bracket to said platform; a connector mounted along said front end of said platform, said connector formed with a surface having first and second recesses, said first and second recesses extending from said surface toward said pivot pin; an adjust pin slidable along said surface and movable toward said pivot pin for insertion into said first recess for locking said upright handle in a collapsed position and into said second recess for locking said upright handle in an operable position, said adjust pin being movable away from said pivot pin for releasing said adjust pin from said first or second recess, thereby allowing said bracket to pivot relative to said platform; a biasing apparatus coupled to said skateboard for maintaining said adjust pin in said first or second recess; and a control mechanism disposed along said bracket and coupled to said adjust pin, wherein said control mechanism is configured for moving said adjust pin independently of said bracket and said connector for releasing said adjust pin from said first or second recess; wherein said biasing apparatus has a first end coupled to said adjust pin and a second end coupled to said pivot pin. 5. A collapsible skateboard comprising: a platform having front and rear ends, said platform having a rear wheel mounted at said rear end; a connector mounted along said front end of said platform, said connector formed with first and second engagement members; an upright handle having top and bottom ends, said upright handle having a front wheel at said bottom end and a grip portion at said top end; a bracket coupled to said upright handle and including an elongate hole, said upright handle being rotatable within said bracket for providing a steering mechanism, said bracket being pivotally coupled to said platform for enabling said upright handle to fold towards said platform as desired; an adjust pin extending through said elongate hole in said bracket and being insertable into said first engagement member for locking said upright handle in a folded position and into said second engagement member for locking said upright handle in an operable position; and a control mechanism for moving said adjust pin independently of said bracket and said connector to release said adjust pin from said first or second engagement member. 6. A collapsible skateboard comprising: a platform having front and rear ends, said platform having a rear wheel mourned at said rear end; a connector mounted along said front end of said platform, said connector formed with first and second engagement members; an upright handle having top and bottom ends, said upright handle having a front wheel at said bottom end and a grip portion at said top end; a bracket coupled to said upright handle and including an elongate slot, said upright handle being rotatable within said bracket for providing a steering mechanism, said bracket being pivotally coupled to said platform for enabling said upright handle to fold towards said platform as desired; an adjust pin slidably movable within said elongate slot in said bracket and being insertable into said first engagement member for locking said upright handle in a folded position and into said second engagement member for looking said upright handle in an operable position; and a control mechanism pivotally coupled to said bracket for moving said adjust pit independently of said bracket and said connector to release said adjust pin from said first or second engagement member. 7. A collapsible skateboard, comprising: a platform having front and rear ends, said platform having a rear wheel mounted at said rear end; an upright handle having top and bottom ends, said upright handle having a front wheel mounted at said bottom end and a grip portion at said top end; a bracket coupled to said upright handle and extending toward said front end of said platform, said upright handle being rotatable within said bracket for providing a steering mechanism; a pivot pin for pivotally coupling said bracket to said front end of said platform; a connector mounted along said front end of said platform, said connector formed with a surface having first and second recesses; an adjust pin coupled to said bracket and slidable toward said pivot pin for insertion into said first or second recess; and a control mechanism connected to said adjust pin for selectively releasing said adjust pin from said first or second recess; wherein said bracket is formed with an elongate hole extending therethrough and said adjust pin extends through said elongate hole, and wherein said control mechanism and said adjust pin are independently movable relative to said bracket and said connector, and wherein said adjust pin is insertable into said first recess for locking said upright handle in a collapsed position and wherein said adjust pin is insertable into said second recess for locking said upright handle in an operable position. 8. The collapsible skateboard of claim 7, wherein said bracket is formed with a circular hole for receiving said pivot pin.
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