IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
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출원번호 |
US-0977758
(2010-12-23)
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등록번호 |
US-8651501
(2014-02-18)
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발명자
/ 주소 |
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출원인 / 주소 |
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대리인 / 주소 |
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인용정보 |
피인용 횟수 :
1 인용 특허 :
11 |
초록
▼
A mobile and adjustable dolly having an adjustable “V” shaped dolly frame. The dolly frame comprises first and second pivotal frame members rotationally coupled to a central support frame member forming a “V” shape. The central support frame member comprises a series of angle maintaining features fo
A mobile and adjustable dolly having an adjustable “V” shaped dolly frame. The dolly frame comprises first and second pivotal frame members rotationally coupled to a central support frame member forming a “V” shape. The central support frame member comprises a series of angle maintaining features for securing each frame member at any of a plurality of angled configurations. A distal caster, having a wheel rotation disposed therewith, is assembled to a distal end of each frame member and a central caster is assembled to a pivotal region of the dolly frame. A vehicle support subassembly is disposed upon and extends upward from the each respective frame member. An elongated handle assembly extends from the central caster. The elongated handle assembly further comprises a wheel chock, which removably engages with the central wheel when subjected to the weight of the elongated handle assembly.
대표청구항
▼
1. A mobile and adjustable dolly for moveably supporting an object, comprising: a central frame support member having a substantially horizontal orientation, said central frame support member comprising a first member pivot location and a first series of angle defining apertures, each of said angle
1. A mobile and adjustable dolly for moveably supporting an object, comprising: a central frame support member having a substantially horizontal orientation, said central frame support member comprising a first member pivot location and a first series of angle defining apertures, each of said angle defining apertures being spatially located along a first arch having a constant radius from said first member pivot location and a second member pivot location and a second series of angle defining apertures, each of said second angle defining apertures being spatially located along a second arch having a constant radius from said second member pivot location;a first pivotal frame member having extending between a first frame member pivotal end and a first frame member distal end thereof, said first frame member pivotal end being pivotally attached to said central frame support member aligning a first pivotal frame member pivot location of said first pivotal frame member at said first member pivot location;a first pivotal frame member angle adjustment aperture formed through said first pivotal frame member at a distance from said first pivotal frame member pivot location equal to said first arch radius, wherein said first pivotal frame member angle adjustment aperture is selectively aligned and engaging with a predetermined angle defining aperture of said first series of angle defining apertures to maintain said first pivotal frame member in position;a second pivotal frame member having extending between a second frame member pivotal end and a second frame member distal end thereof, said second frame member pivotal end being pivotally attached to said central frame support member aligning a second pivotal frame member pivot location of said second pivotal frame member at said second member pivot location;a second pivotal frame member angle adjustment aperture formed through said second pivotal frame member at a distance from said second pivotal frame member pivot location equal to said second arch radius, wherein said second pivotal frame member angle adjustment aperture is selectively aligned and engaging with a predetermined angle defining aperture of said second series of angle defining apertures to maintain said second pivotal frame member in position and at an angle respective to said first pivotal frame member;a central wheel being assembled to supported by and extending downward from said central frame support member;a pair of distal wheels, each wheel being assembled to said distal end of each pivotal frame member, respectively;a pair of vehicle support columns, each vehicle support column being one of adjustably assembled to and affixed to a central segment of each pivotal frame member, respectively;wherein said first pivotal frame member and said second pivotal frame member are pivotally assembled to said central frame support member in a pivotal “V” shaped configuration, wherein each of the pivotal frame members can be rotated to change an angle formed therebetween and alter a distance spanning between said first frame member distal end and said second frame member distal end form an adjustable “V” shape, wherein all rigid assembly connections between said first and second pivotal frame members occur proximate said central wheel,wherein said central frame support member is sized and located at a pivot end of said mobile and adjustable dolly creating an open “V shape enabling said first pivotal frame member and said second pivotal frame member to roll into location straddling any object exclusive of any interference from said mobile and adjustable dolly. 2. A mobile and adjustable dolly as recited in claim 1, wherein said central frame support member is positioned proximate engaging with a first surface of said first and second pivotal frame members and a second frame support member is positioned proximate an engaging with a second, opposite, surface of said first and second pivotal frame members. 3. A mobile and adjustable dolly as recited in claim 1, said vehicle support columns further comprising a vertically adjustable interface for a height adjustment. 4. A mobile and adjustable dolly as recited in claim 1, each vehicle support columns further comprises comprising a slideably adjustable interface for a height adjustment, wherein said sliding motion is provided along a longitudinal axis of said vertical support column. 5. A mobile and adjustable dolly as recited in claim 4, at least one vehicle support column further comprises comprising a rotationally adjustable interface for angularly orientating a vehicle support plate, wherein said rotation is provided about a vertical said longitudinal axis of said vertical support column. 6. A mobile and adjustable dolly as recited in claim 1, at least one vehicle support column further comprises comprising a rotationally adjustable interface for angularly orientating a vehicle support plate, wherein said rotation is provided about a vertical said longitudinal axis of said vertical support column. 7. A mobile and adjustable dolly as recited in claim 1, wherein each vehicle support column is fixed affixed to a respective said pivotal frame member respectively. 8. A mobile and adjustable dolly for moveably supporting an object, comprising: a central frame support member having a substantially horizontal orientation, said central frame support member comprising at least one arm pivot aperture and a plurality of angle defining apertures, wherein each angle defining aperture of the plurality of angle defining apertures is located along an arch that is radially and equidistant from said respective arm pivot aperture;a first pivotal frame member having a first pivotal end and a distal end, said first pivotal end being pivotally attached to said arm pivot aperture of said central frame support member and maintained at an angled configuration by engaging with one of said plurality of angle defining apertures aligning a first pivotal frame member pivot location of said first pivotal frame member with a respective arm pivot aperture of said at least one arm pivot aperture;a first pivotal frame member angle adjustment aperture formed through said first pivotal frame member at a distance from said first pivotal frame member pivot location equal to said equidistant arch radius, wherein said first pivotal frame member angle adjustment aperture is selectively aligned and engaging with a predetermined angle defining aperture of said plurality of angle defining apertures to maintain said first pivotal frame member in position;a second pivotal frame member having a second pivotal end and a distal end, said second pivotal end being pivotally attached to said arm pivot aperture of said central frame support member and maintained at an angled configuration by engaging with one of said plurality of angle defining apertures aligning a second pivotal frame member pivot location of said second pivotal frame member with a respective arm pivot aperture of said at least one arm pivot aperture;a second pivotal frame member angle adjustment aperture formed through said second pivotal frame member at a distance from said second pivotal frame member pivot location equal to said equidistant arch radius, wherein said second pivotal frame member angle adjustment aperture is selectively aligned and engaging with a predetermined angle defining aperture of said plurality of angle defining apertures maintain said second pivotal frame member in position and at an angle respective to said first pivotal frame member;a central wheel being assembled to said central frame support member;a pair of distal wheels, each wheel being assembled to said distal end of each pivotal frame member, respectively;a pair of vehicle support columns, each vehicle support column being one of adjustably assembled to and affixed to a central segment of each pivotal frame member, respectively;wherein said first pivotal frame member and said second pivotal frame member are pivotally assembled to said central frame support member in a pivotal “V” shaped configuration, wherein each of the pivotal frame members can be rotated to change an angle formed therebetween and alter a distance spanning between said first frame member distal end and said second frame member distal end form an adjustable “V” shape, wherein all rigid assembly connections between said first and second pivotal frame members occur proximate said central wheel,wherein said central frame support member is sized and located at a pivot end of said mobile and adjustable dolly creating an open “V shape enabling said first pivotal frame member and said second pivotal frame member to roll into location straddling any object exclusive of any interference from said mobile and adjustable dolly. 9. A mobile and adjustable dolly as recited in claim 8, wherein said central frame support member is positioned proximate engaging with a first surface of said first and second pivotal frame members and a second frame support member is positioned proximate an engaging with a second, opposite, surface of said first and second pivotal frame members. 10. A mobile and adjustable dolly as recited in claim 8, said vehicle support columns further comprising a vertically adjustable interface for a height adjustment. 11. A mobile and adjustable dolly as recited in claim 8, each vehicle support columns further comprises comprising a slideably adjustable interface for a height adjustment, wherein said sliding motion is provided along a longitudinal axis of said vertical support column. 12. A mobile and adjustable dolly as recited in claim 8, at least one vehicle support column further comprises comprising a rotationally adjustable interface for angularly orientating a vehicle support plate, wherein said rotation is provided about a vertical said longitudinal axis of said vertical support column. 13. A mobile and adjustable dolly as recited in claim 8, further comprising an elongated handle assembly moveably attached to a section of said dolly proximate said central wheel. 14. A mobile and adjustable dolly as recited in claim 13, the elongated handle assembly being attached in a manner to rotate said central wheel about a vertical axis providing direction for a motion of said dolly. 15. A mobile and adjustable dolly for moveably supporting an object, comprising: a central frame support member having a substantially horizontal orientation, said central frame support member comprising at least one arm pivot aperture and a plurality of angle defining apertures, wherein each angle defining aperture of the plurality of angle defining apertures is located along an arch that is radially and equidistant from said respective arm pivot aperture;a first pivotal frame member having a first pivotal end and a distal end, said first pivotal end being pivotally attached to said arm pivot aperture of said central frame support member and maintained at an angled configuration by engaging with one of said plurality of angle defining apertures aligning a first pivotal frame member pivot location of said first pivotal frame member with a respective arm pivot aperture of said at least one arm pivot aperture;a first pivotal frame member angle adjustment aperture formed through said first pivotal frame member at a distance from said first pivotal frame member pivot location equal to said equidistant arch radius;a first angle adjustment pin, wherein said first pivotal frame member angle adjustment aperture is selectively aligned and engaging with a predetermined angle defining aperture of said plurality of angle defining apertures and said first angle adjustment pin is inserted through said predetermined angle defining aperture and into said first pivotal frame member angle adjustment aperture to maintain said first pivotal frame member in position;a second pivotal frame member having a second pivotal end and a distal end, said second pivotal end being pivotally attached to said arm pivot aperture of said central frame support member and maintained at an angled configuration by engaging with one of said plurality of angle defining apertures aligning a second pivotal frame member pivot location of said second pivotal frame member with a respective arm pivot aperture of said at least one arm pivot aperture;a second pivotal frame member angle adjustment aperture formed through said second pivotal frame member at a distance from said second pivotal frame member pivot location equal to said equidistant arch radius;a second angle adjustment pin, wherein said second pivotal frame member angle adjustment aperture is selectively aligned and engaging with a predetermined angle defining aperture of said plurality of angle defining apertures and said second angle adjustment pin is inserted through said predetermined angle defining aperture and into said second pivotal frame member angle adjustment aperture to maintain said second pivotal frame member in position and at an angle respective to said first pivotal frame member;a central wheel being assembled to a central caster, said central caster providing said central wheel with directional rotation about a vertical axis, wherein said central caster is assembled to said central frame support member;a pair of distal wheels to a distal caster, said distal caster providing said distal wheel with directional rotation about a vertical axis, wherein said distal caster is assembled to said distal end of each pivotal frame member, respectively;a pair of vehicle support columns, each vehicle support column being one of adjustably assembled to and affixed to a central segment of each pivotal frame member, respectively;wherein said first pivotal frame member and said second pivotal frame member are pivotally assembled to said central frame support member in a pivotal “V” shaped configuration, wherein each of the pivotal frame members can be rotated to change an angle formed therebetween and alter a distance spanning between said first frame member distal end and said second frame member distal end form an adjustable “V” shape, wherein all rigid assembly connections between said first and second pivotal frame members occur proximate said central wheel,wherein said central frame support member is sized and located at a pivot end of said mobile and adjustable dolly creating an open “V shape enabling said first pivotal frame member and said second pivotal frame member to roll into location straddling any object exclusive of any interference from said mobile and adjustable dolly. 16. A mobile and adjustable dolly as recited in claim 15, wherein said central frame support member is positioned proximate engaging with a first surface of said first and second pivotal frame members and a second frame support member is positioned proximate an engaging with a second, opposite, surface of said first and second pivotal frame members. 17. A mobile and adjustable dolly as recited in claim 16, each vehicle support columns further comprises comprising at least one of: a slideably adjustable interface for a height adjustment, wherein said sliding motion is provided along a longitudinal axis of said vertical support column, anda rotationally adjustable interface for angularly orientating a vehicle support plate, wherein said rotation is provided about a vertical said longitudinal axis of said vertical support column. 18. A mobile and adjustable dolly as recited in claim 16, said dolly further comprising an elongated handle assembly pivotally attached to said central caster. 19. A mobile and adjustable dolly as recited in claim 16, said dolly further comprising an elongated handle assembly removably and pivotally attached to said central caster. 20. A mobile and adjustable dolly as recited in claim 18, said elongated handle assembly further comprising a wheel chock located proximate assembled to said mobile and adjustable dolly in a manner to selectively engage with said central wheel caster, wherein a weight of said elongated handle assembly causes said wheel chock to rest against and apply a braking force to said central wheel.
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