Apparatus for the transfer of linear human power to a rotating member
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
B62M-001/14
B62M-001/00
출원번호
US-0428961
(2006-07-06)
등록번호
US-7303202
(2007-12-04)
발명자
/ 주소
Tucker,Joe W.
출원인 / 주소
Tucker,Joe W.
인용정보
피인용 횟수 :
0인용 특허 :
9
초록▼
An apparatus for the transfer of linear human power to a rotating member is disclosed, which is adaptable to exercise equipment, wheeled chairs, scooters, bicycles, tricycles, etc. The hands of the operator apply the power during the downward stroke of an up-and-down pumping action, and many of the
An apparatus for the transfer of linear human power to a rotating member is disclosed, which is adaptable to exercise equipment, wheeled chairs, scooters, bicycles, tricycles, etc. The hands of the operator apply the power during the downward stroke of an up-and-down pumping action, and many of the operator's muscle groups are employed. Various drive ratios are provided, and the mechanism is simple with few components. A preferred embodiment is detailed in which the apparatus is used to propel a scooter.
대표청구항▼
What is claimed is: 1. An apparatus for the transfer of linear human power to a rotating member, said human power applied by the hands of the operator to handlebar means in a reciprocating downward and then upward stroke cycle, said power transferred during the downward stroke of said stroke cycle,
What is claimed is: 1. An apparatus for the transfer of linear human power to a rotating member, said human power applied by the hands of the operator to handlebar means in a reciprocating downward and then upward stroke cycle, said power transferred during the downward stroke of said stroke cycle, said apparatus comprising: floorboard means arranged to accommodate an operator, framework means extending vertically from the forward portion of said floorboard means; power output member rotatably supported by said framework means, one-way clutch assembly comprising a reciprocating component and a non-reciprocating component, said non-reciprocating component attached to and revolving with said power output member, pulley means attached to and revolving with said reciprocating component of said one-way clutch means; said power output member, said one-way clutch assembly, and said pulley means arranged coaxially; drive lever means hingeably attached within its interior portion to the upper portion of said framework means in a front-to-back and approximately horizontal direction, the location of the forward end of said drive lever means such that it is at least approximately directly above said pulley means; said drive lever means joined rigidly at its rear end to said handlebar means, and at its front end operatively engaging the upper portion of an elongated, flexible tensional member, said elongated flexible tensional member at its lower portion operatively engaging said pulley means; the arrangement of said one-way clutch assembly such that said power output member is forcibly rotated in a first direction in response to downward movement of said handlebar means; during subsequent upward movement of said handlebar means said power output member is able to free-wheel and continue to rotate in said first direction, while said reciprocating component of said one-way clutch assembly, and its attached said pulley means, is rotated in the reverse direction in response to a force exerted by biasing means, said biasing means operatively engaging said pulley means, at least indirectly, at its one end and said framework means at its second end. 2. The apparatus of claim 1, in which said upper portion of said elongated, flexible tensional member is joined, at its end, directly to said front end of said drive lever means. 3. The apparatus of claim 1, in which said drive lever means supports at its said front end idler pulley means; said upper portion of said elongated, flexible, tensional member passing over said idler pulley means and joined at its end to a point upon the lower portion of said framework means. 4. The apparatus of claim 1, in which said drive lever means comprises: drive lever, having a rectangular cross section, slideably enclosed in drive lever sleeve means, said drive lever sleeve means hingeably supported by said framework means; said drive lever comprising multiple indents in its surface, said indents spaced along a front-to-back line on said drive lever; said drive lever sleeve means comprising manually operated, spring loaded positioning means arranged to forcibly contact a selected one of said indents. 5. The apparatus of claim 1, in which said biasing means comprises helical spring means supported by said pulley means at its one end and said framework means at its second end, said helical spring means in axial alignment with said pulley means. 6. The apparatus of claim 1, in which said pulley means comprises grooved drum means, and said elongated, flexible tensional member comprises steel cable means. 7. An apparatus for the transfer of linear human power to a rotating member, said human power applied by the hands of the operator to handlebar means in a reciprocating downward and then upward stroke cycle, said power transferred during the downward stroke of said stroke cycle; said apparatus arranged to propel a scooter, said scooter comprising: steerable front drive wheel having a one-way clutch assembly attached to and supported by its hub, said one-way clutch assembly comprising a reciprocating component and a non-reciprocating component, drive pulley means operably supported by said reciprocating component of said one-way clutch assembly, resilient rotational rewind means operably supported between said drive pulley means and axle means of said drive wheel; said drive wheel axle means non-rotatably supported by the lower end of fork means, said fork means rigidly attached at its upper end to steering column means, said steering column means rotatably supported by journal means, said journal means joined to frame means, said frame means supporting at least one rear wheel at least near its rear end, and comprising at least approximately horizontal floorboard means within its interior section; drive lever means hingeably attached within its interior portion to the upper end of said steering column means in a front-to-back, and approximately horizontal, direction; said drive lever means joined rigidly to said handlebar means at its rear end, and at a point near its front end operably engaging the upper portion of an elongated, flexible tensional member, said elongated flexible tensional member at its lower portion attached to and spooled upon said drive pulley means; the arrangement of said one-way clutch assembly such that said drive wheel is rotated in a forward direction in response to downward movement of said handlebars, and during subsequent upward movement of said handlebars said drive wheel is able to free-wheel in said forward direction, and said elongated flexible tensional member is rewound upon said drive pulley means in response to rotational force applied to said drive pulley means by said resilient rotational rewind means. 8. The scooter of claim 7, in which said resilient rotational rewind means comprises helical steel spring means. 9. The scooter of claim 8, in which said one-way clutch assembly, said drive pulley means, said helical steel spring means, and said axle means of said drive wheel are arranged co-axially. 10. The scooter of claim 8, in which said helical steel spring means comprises a substantially greater total rotational capacity than that required for reciprocation during a normal stroke cycle, and the force applied by said helical steel spring means during said total rotational capacity varies from a maximum to a zero force; the total force applied by said helical steel spring means during said stroke cycle is determined by the choice of the location, along said spring's total rotational capacity, of the segment of said capacity which is chosen for application. 11. The scooter of claim 7, in which said axle means of said drive wheel comprises axle sleeve means, said axle sleeve means positioned between two lock nuts threaded upon said axle means, said axle sleeve means prevented from rotation by axial pressure between said lock nuts, the inner end of said resilient rotational rewind means operatively engaging said axle sleeve means. 12. The scooter of claim 7, in which said elongated flexible tensional member comprises steel cable means, and said drive pulley means comprises grooved drum means. 13. The scooter of claim 12, in which said drum means is constructed from a lightweight metal. 14. The scooter of claim 7, in which said drive lever means comprises: drive lever, having a rectangular cross section, slideably enclosed in drive lever sleeve means, said drive lever sleeve means hingeably supported by said upper end of said steering column means. 15. The scooter of claim 14, in which said drive lever comprises multiple indents in its surface, said indents spaced along a front-to-back line on said drive lever, said drive lever sleeve means comprising manually operated, spring loaded positioning means to forcibly contact a selected one of said indents. 16. The scooter of claim 15, in which control means is provided for said positioning means, said control means arranged to be activated by the rider while his hands grip said handlebars. 17. The scooter of claim 7, in which said upper portion of said elongated flexible tensional member is joined directly, at its end, to said front end of said drive lever means. 18. The scooter of claim 7, in which said drive lever means supports at its said front end idler pulley means, said upper portion of said elongated flexible tensional member passing over said idler pulley means and joined at its end to a point upon said fork means. 19. The scooter of claim 12, in which said grooved drum means comprises a drum in which said steel cable means is carried in grooves which are exactly the width of, and at least as deep as the diameter of, said steel cable means.
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이 특허에 인용된 특허 (9)
Young Douglas M. (89 Virginia Avenue Hawthorne ; Queensland 4171 AUX), Apparatus for the transmission of power to a rotating member.
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