Three wheeled automotive dolly and method of use
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
B62B-005/00
B62B-003/02
출원번호
US-0181043
(2014-02-14)
등록번호
US-8950760
(2015-02-10)
발명자
/ 주소
Davis, Steven S.
출원인 / 주소
Davis, Steven S.
대리인 / 주소
Allen D. Hertz, P.A.
인용정보
피인용 횟수 :
1인용 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 method of utilizing a mobile and adjustable dolly for moveably supporting an object, the comprising steps of: obtaining a mobile and adjustable dolly, the mobile and adjustable dolly comprising: a central frame support member, a first pivotal frame member having a first pivotal end and a first
1. A method of utilizing a mobile and adjustable dolly for moveably supporting an object, the comprising steps of: obtaining a mobile and adjustable dolly, the mobile and adjustable dolly comprising: a central frame support member, a first pivotal frame member having a first pivotal end and a first free end, and a second pivotal frame member having a second pivotal end and a second free end, wherein a pivotal end of the first pivotal frame member is pivotally joined to the central frame support member and a pivotal end of the second pivotal frame member is pivotally joined to the central frame support member, the central frame support member, first pivotal frame member and second pivotal frame member collectively forming an open “V” shape,a pair of vehicle support columns, each vehicle support column being assembled to a central segment of each pivotal frame member,a central wheel rotationally attached to the central frame support member enabling rotation about a generally vertical axis,one distal wheel attached to the free end of the first pivotal frame member,a second distal wheel attached to the free end of the second pivotal frame member,wherein the central wheel, the first distal wheel, and the second distal wheel define a supporting plane under the mobile and adjustable dolly,wherein said open “V” shape enables positioning of said mobile and adjustable dolly about at least one of an element extending upward from a ground and an element extending downward from said object;rolling said mobile and adjustable dolly into a position underneath an object;adjusting said angle defined between longitudinal axis of each of said first pivotal frame member and said second pivotal frame member to position each of said pair of vehicle support columns in registration with target support location of said object;affixing said first pivotal frame member and said second pivotal frame member at said angle;engaging each upper surface of each of said pair of vehicle support columns against said target support location of said object in a manner to support said object by said mobile and adjustable dolly; andsupporting said object upon said mobile and adjustable dolly. 2. A method of utilizing a mobile and adjustable dolly for moveably supporting an object as recited in claim 1, the method further comprising a step of: temporarily mechanically securing each of said first pivotal frame member and said second pivotal frame member to said central frame support member to affix said first pivotal frame member and said second pivotal frame member at said angle. 3. A method of utilizing a mobile and adjustable dolly for moveably supporting an object as recited in claim 1, the method further comprising a step of: temporarily mechanically securing said first pivotal frame member to said central frame support member by inserting a first angle adjustment pin through an aperture passing through said first pivotal frame member and into one of a series of angle defining apertures passing through said central frame support member; andtemporarily mechanically securing said second pivotal frame member to said central frame support member by inserting a second angle adjustment pin through an aperture passing through said second pivotal frame member and into another of a series of angle defining apertures passing through said central frame support member;thus affixing said first pivotal frame member and said second pivotal frame member at said angle. 4. A method of utilizing a mobile and adjustable dolly for moveably supporting an object as recited in claim 1, the method further comprising a step of: rolling said mobile and adjustable dolly into a desired position underneath said object. 5. A method of utilizing a mobile and adjustable dolly for moveably supporting an object as recited in claim 1, the method further comprising steps of: identifying a vertically obstructing object located in a vicinity of a desired support position of said mobile and adjustable dolly, wherein said vertically obstructing object is defined as having at least one of: a vertically obstructing object structure extending upward from a ground to a height above said ground that is greater than a distance between said ground and a lower surface of said first and second pivotal frame members and an object, anda vertically obstructing object structure extending downward from said object to a height above said ground that is less than a distance between said ground and a lower surface of said first and second pivotal frame members and an object;rolling said mobile and adjustable dolly in a direction passing each of said free ends of said first and said second pivotal frame members by respective sides of a vertical obstructing element,locating said vertically obstructing element within an area defined by said “V” shape formed between said first pivotal frame member and said second pivotal frame member, androlling said mobile and adjustable dolly into a desired position underneath said object. 6. A method of utilizing a mobile and adjustable dolly for moveably supporting an object as recited in claim 1, said mobile and adjustable dolly further comprising a elongated handle assembly in operational engagement with said central wheel, the method further comprising a step of: steering said mobile and adjustable dolly by rotating said elongated handle assembly about a generally vertical axis, wherein said rotating motion of said elongated handle assembly rotates said central wheel accordingly. 7. A method of utilizing a mobile and adjustable dolly for moveably supporting an object as recited in claim 1, the method further comprising a step of: rolling a hydraulic floor jack under one of said first pivotal frame member and said second pivotal frame member. 8. A method of utilizing a mobile and adjustable dolly for moveably supporting an object as recited in claim 1, the mobile and adjustable dolly further comprising an electric wheel drive system in operational engagement with at least one of said central wheel, the first distal wheel, and the second distal wheel, the method further comprising a step of: operating said electric wheel drive system causing rotation of said engaged at least one of said central wheel, the first distal wheel, and the second distal wheel. 9. A method of utilizing a mobile and adjustable dolly for moveably supporting an object as recited in claim 8, the mobile and adjustable dolly further comprising an automated pivotal support member angle adjustment system comprising an automated pivotal support member angle adjusting element which angularly positions said first pivotal support member and said second pivotal support member with one another, wherein said step of adjusting said angle defined between longitudinal axis of each of said first pivotal frame member and said second pivotal frame member to position each of said pair of vehicle support columns in registration with target support location of said object is accomplished by operating said automated pivotal support member angle adjustment system. 10. A method of utilizing a mobile and adjustable dolly for moveably supporting an object, the comprising steps of: obtaining a mobile and adjustable dolly, the mobile and adjustable dolly comprising: a central frame support member, a first pivotal frame member having a first pivotal end and a first free end, and a second pivotal frame member having a second pivotal end and a second free end, wherein a pivotal end of the first pivotal frame member is pivotally joined to the central frame support member and a pivotal end of the second pivotal frame member is pivotally joined to the central frame support member, the central frame support member, first pivotal frame member and second pivotal frame member collectively forming an open “V” shape,a pair of vehicle support columns, each vehicle support column comprising a vertically adjustable element, wherein said vertically adjustable element vertically positions an object support element, each of said pair of vehicle support columns being assembled to a central segment each of said first pivotal frame member and second pivotal frame member, respectively,a central wheel rotationally attached to the central frame support member enabling rotation about a generally vertical axis,one distal wheel attached to the free end of the first pivotal frame member,a second distal wheel attached to the free end of the second pivotal frame member,wherein the central wheel, the first distal wheel, and the second distal wheel define a supporting plane under the mobile and adjustable dolly,wherein said open “V” shape enables positioning of said mobile and adjustable dolly about at least one of an element extending upward from a ground and an element extending downward from said object;rolling said mobile and adjustable dolly into a position underneath an object;adjusting said angle defined between longitudinal axis of each of said first pivotal frame member and said second pivotal frame member to position each of said pair of vehicle support columns in registration with target support location of said object;affixing said first pivotal frame member and said second pivotal frame member at said angle;vertically positioning said vertically adjustable element, positioning said object support element at a desired height for engaging and supporting said target support location of said object;engaging each upper surface of each of said pair of vehicle support columns against said target support location of said object in a manner to support said object by said mobile and adjustable dolly; andsupporting said object upon said mobile and adjustable dolly. 11. A method of utilizing a mobile and adjustable dolly for moveably supporting an object as recited in claim 10, the method further comprising a step of: temporarily mechanically securing each of said first pivotal frame member and said second pivotal frame member to said central frame support member to affix said first pivotal frame member and said second pivotal frame member at said angle. 12. A method of utilizing a mobile and adjustable dolly for moveably supporting an object as recited in claim 10, the method further comprising a step of: temporarily mechanically securing said first pivotal frame member to said central frame support member by inserting a first angle adjustment pin through an aperture passing through said first pivotal frame member and into one of a series of angle defining apertures passing through said central frame support member; andtemporarily mechanically securing said second pivotal frame member to said central frame support member by inserting a second angle adjustment pin through an aperture passing through said second pivotal frame member and into another of a series of angle defining apertures passing through said central frame support member;thus affixing said first pivotal frame member and said second pivotal frame member at said angle. 13. A method of utilizing a mobile and adjustable dolly for moveably supporting an object as recited in claim 10, the method further comprising a step of: rolling said mobile and adjustable dolly into a desired position underneath said object. 14. A method of utilizing a mobile and adjustable dolly for moveably supporting an object as recited in claim 10, the method further comprising steps of: identifying a vertically obstructing object located in a vicinity of a desired support position of said mobile and adjustable dolly, wherein said vertically obstructing object is defined as having at least one of: a vertically obstructing object structure extending upward from a ground to a height above said ground that is greater than a distance between said ground and a lower surface of said first and second pivotal frame members and an object, anda vertically obstructing object structure extending downward from said object to a height above said ground that is less than a distance between said ground and a lower surface of said first and second pivotal frame members and an object;rolling said mobile and adjustable dolly in a direction passing each of said free ends of said first and said second pivotal frame members by respective sides of a vertical obstructing element,locating said vertically obstructing element within an area defined by said “V” shape formed between said first pivotal frame member and said second pivotal frame member, androlling said mobile and adjustable dolly into a desired position underneath said object. 15. A method of utilizing a mobile and adjustable dolly for moveably supporting an object as recited in claim 10, said mobile and adjustable dolly further comprising a elongated handle assembly in operational engagement with said central wheel, the method further comprising a step of: steering said mobile and adjustable dolly by rotating said elongated handle assembly about a generally vertical axis, wherein said rotating motion of said elongated handle assembly rotates said central wheel accordingly. 16. A method of utilizing a mobile and adjustable dolly for moveably supporting an object as recited in claim 10, the method further comprising a step of: rolling a hydraulic floor jack under one of said first pivotal frame member and said second pivotal frame member. 17. A method of utilizing a mobile and adjustable dolly for moveably supporting an object as recited in claim 10, the mobile and adjustable dolly further comprising an electric wheel drive system in operational engagement with at least one of said central wheel, the first distal wheel, and the second distal wheel, the method further comprising a step of: operating said electric wheel drive system causing rotation of said engaged at least one of said central wheel, the first distal wheel, and the second distal wheel. 18. A method of utilizing a mobile and adjustable dolly for moveably supporting an object as recited in claim 10, the mobile and adjustable dolly further comprising an automated pivotal support member angle adjustment system comprising an automated pivotal support member angle adjusting element which angularly positions said first pivotal support member and said second pivotal support member with one another, wherein said step of adjusting said angle defined between longitudinal axis of each of said first pivotal frame member and said second pivotal frame member to position each of said pair of vehicle support columns in registration with target support location of said object is accomplished by operating said automated pivotal support member angle adjustment system. 19. A method of utilizing a mobile and adjustable dolly for moveably supporting an object as recited in claim 10, the mobile and adjustable dolly further comprising an hydraulic vertical support element adjustment system comprising a vertically adjusting element which vertically positions each vertically adjustable element, wherein said vertically adjusting element vertically positions each object support element, wherein said step of vertically adjustable element, positioning said object support element at a desired height for engaging and supporting said target support location of said object is accomplished by operating said hydraulic vertical support element adjustment system. 20. A method of utilizing a mobile and adjustable dolly for moveably supporting an object as recited in claim 10, the mobile and adjustable dolly further comprising an electric vertical support element adjustment system comprising a vertically adjusting element which vertically positions each vertically adjustable element, wherein said vertically adjusting element vertically positions each object support element, wherein said step of vertically adjustable element, positioning said object support element at a desired height for engaging and supporting said target support location of said object is accomplished by operating said electric vertical support element adjustment system.
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이 특허에 인용된 특허 (11)
Walters Charles J. (65850 Hartway Rd. Romeo MI 48065), Automobile dolly.
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