IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
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출원번호 |
UP-0803168
(2007-05-14)
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등록번호 |
US-7657973
(2010-04-02)
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발명자
/ 주소 |
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인용정보 |
피인용 횟수 :
1 인용 특허 :
18 |
초록
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A handle adaptor for transport carts includes a block-shaped lower member with first, second, third and fourth upper surfaces with inner edges. The inner edges are disposed below the inner edges of the first and second upper surfaces. A fifth upper surface is formed the inner edges and coextensively
A handle adaptor for transport carts includes a block-shaped lower member with first, second, third and fourth upper surfaces with inner edges. The inner edges are disposed below the inner edges of the first and second upper surfaces. A fifth upper surface is formed the inner edges and coextensively shaped posts are monolithically formed with the outside faces of the lower member. The posts have apertures formed in distal ends. A block-shaped upper member has lower surfaces with a passageway surrounding the proximal ends of the handles of the transport. The upper member further includes a curved flange with a groove that receives and captures the U-shaped extension. The upper and lower members have passageways. A support plate includes a bracket with threaded shafts and a centrally registered slot. A cover has threaded aperture and a centrally registered slot. The adjustably pivoting mechanism includes a plurality of cotter pins.
대표청구항
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What is claimed as new and what is desired to secure by Letters Patent of the United States is: 1. A handle adaptor for assisting a user to operate an existing cart safely and easily, said handle adaptor comprising: a lower member having first and second upper surfaces provided with inner edges ext
What is claimed as new and what is desired to secure by Letters Patent of the United States is: 1. A handle adaptor for assisting a user to operate an existing cart safely and easily, said handle adaptor comprising: a lower member having first and second upper surfaces provided with inner edges extending inwardly from outer faces of said lower member and terminating proximal to a center of said lower member, said lower member further having third and fourth upper surfaces monolithically formed with said inner edges of said first and second upper surfaces respectively and oriented orthogonal thereto, said third and fourth upper surfaces having inner edges extending inwardly from said inner edges of said first and second upper edges and further terminating proximal to the center of said lower member, said inner edges of said third and fourth upper surfaces being disposed below said inner edges of said first and second upper surfaces, said lower member further having a fifth upper surface monolithically formed with said inner edges of said third and fourth upper surfaces respectively and positioned therebetween, said fifth surface being located subjacent to said first and second upper surfaces respectively and further being oriented parallel thereto; an upper member removably attached to said lower member, said upper member having a plurality of lower surfaces coextensively and inversely positioned with said upper surfaces of said lower member such that a passageway is formed therebetween when said upper and lower members are joined together, said passageway surrounding a portion of the existing cart during operating conditions; a generally U-shaped extension having an open end removably and pivotally attached to said outside faces of said lower member; a curvilinear support plate removably attached to a closed end of said U-shaped extension; and means for adjustably positioning said U-shaped extension about the portion of existing cart; wherein said lower member further comprises a pair of coextensively shaped posts monolithically formed with said outside faces of said lower member, said posts having a hollow passageway formed therein and a centrally registered axis oriented parallel to a longitudinal axis of said lower member, said posts further having apertures formed in distal ends thereof respectively and oriented perpendicular to the longitudinal axis; wherein said open end of said U-shaped extension abuts directly about said posts such that said U-shaped extension freely articulates to a plurality of positions above and below the portion of the existing cart during operating conditions; wherein said upper member further comprises a plurality of curved flanges monolithically formed with outside faces of said upper member, said flanges having a vertically oriented groove formed therein and extending along an entire height of said upper member, said groove having an open face oriented toward the portion of the existing cart during operating conditions, said groove receiving and capturing said U-shaped extension when said U-shaped extension is biased upwardly. 2. The handle adaptor of claim 1, wherein said support plate further comprises: a bracket integrally attached to a top surface thereof, said bracket having a plurality of apertures formed therein and located at opposed corners thereof, said bracket further having a centrally registered slot monolithically formed therein, said bracket slot having a longitudinal axis oriented perpendicular to a longitudinal length of said support plate; and a cover removably attached to said bracket, said cover having a plurality of apertures formed at opposite corners thereof such that said apertures become vertically aligned with associated ones of said apertures when said cover is attached to said bracket, said cover further having a centrally registered slot formed therein, said cover slot being in fluid communication with said bracket slot when said cover and said bracket are attached such that a contiguous passageway is formed therebetween; wherein said closed end of said U-shaped extension is interfitted within said passageway when said cover is attached to said bracket such that said support plate is freely pivoted about said closed end of said U-shaped extension during operating conditions while said lower and upper members remain statically affixed to the portion of the existing cart. 3. The handle adaptor of claim 2, wherein said adjustably pivoting means comprises: a plurality of cotter pins removably penetrating through said apertures of said distal ends of said posts, said cotter pins prohibiting said open end of said U-shaped extension from prematurely and undesirably disconnecting from said posts during operating conditions while allowing said open end of said U-shaped extension to freely rotate about said posts. 4. A handle adaptor for assisting a user to operate an existing cart safely and easily, said handle adaptor comprising: a lower member having first and second upper surfaces provided with inner edges extending inwardly from outer faces of said lower member and terminating proximal to a center of said lower member, said lower member further having third and fourth upper surfaces monolithically formed with said inner edges of said first and second upper surfaces respectively and oriented orthogonal thereto, said third and fourth upper surfaces having inner edges extending inwardly from said inner edges of said first and second upper edges and further terminating proximal to the center of said lower member, said inner edges of said third and fourth upper surfaces being disposed below said inner edges of said first and second upper surfaces, said lower member further having a fifth upper surface monolithically formed with said inner edges of said third and fourth upper surfaces respectively and positioned therebetween, said fifth surface being located subjacent to said first and second upper surfaces respectively and further being oriented parallel thereto; an upper member having a plurality of lower surfaces coextensively and inversely positioned with said upper surfaces of said lower member such that a passageway is formed therebetween when said upper and lower members are joined together, said passageway surrounding a portion of the existing cart during operating conditions; a generally U-shaped extension having an open end removably and pivotally attached to said outside faces of said lower member; a curvilinear support plate removably attached to a closed end of said U-shaped extension; and means for adjustably positioning said U-shaped extension about the portion of existing cart; wherein said upper and lower members have corresponding passageways formed therein respectively, said passageways being oriented at a right angle to said upper and lower surfaces such that said upper and lower members are attached to each other about the portion of the existing cart during operating conditions; wherein said lower member further comprises a pair of coextensively shaped posts monolithically formed with said outside faces of said lower member, said posts having a hollow passageway formed therein and a centrally registered axis oriented parallel to a longitudinal axis of said lower member, said posts further having apertures formed in distal ends thereof respectively and oriented perpendicular to the longitudinal axis; wherein said open end of said U-shaped extension abuts directly about said posts such that said U-shaped extension freely articulates to a plurality of positions above and below the portion of the existing cart during operating conditions; wherein said upper member further comprises a plurality of curved flanges monolithically formed with outside faces of said upper member, said flanges having a vertically oriented groove formed therein and extending along an entire height of said upper member, said groove having an open face oriented toward the portion of the existing cart during operating conditions, said groove receiving and capturing said U-shaped extension when said U-shaped extension is biased upwardly; wherein said support plate further comprises: a bracket integrally attached to a top surface thereof, said bracket having a plurality of apertures formed therein and located at opposed corners thereof, said bracket further having a centrally registered slot monolithically formed therein, said bracket slot having a longitudinal axis oriented perpendicular to a longitudinal length of said support plate; and a cover removably attached to said bracket, said cover having a plurality of apertures formed at opposite corners thereof such that said apertures become vertically aligned with associated ones of said apertures when said cover is attached to said bracket, said cover further having a centrally registered slot formed therein, said cover slot being in fluid communication with said bracket slot when said cover and said bracket are attached such that a contiguous passageway is formed therebetween; wherein said closed end of said U-shaped extension is interfitted within said passageway when said cover is attached to said bracket such that said support plate is freely pivoted about said closed end of said U-shaped extension during operating conditions while said lower and upper members remain statically affixed to the portion of the existing cart; wherein said adjustably pivoting means comprises a plurality of cotter pins removably penetrating through said apertures of said distal ends of said posts, said cotter pins prohibiting said open end of said U-shaped extension from prematurely and undesirably disconnecting from said posts during operating conditions while allowing said open end of said U-shaped extension to freely rotate about said posts. 5. A method for assisting a user to operate an existing cart safely and easily, said method comprising the steps of: a. providing a lower member having first and second upper surfaces provided with inner edges extending inwardly from outer faces of said lower member and terminating proximal to a center of said lower member, said lower member further having third and fourth upper surfaces monolithically formed with said inner edges of said first and second upper surfaces respectively and oriented orthogonal thereto, said third and fourth upper surfaces having inner edges extending inwardly from said inner edges of said first and second upper edges and further terminating proximal to the center of said lower member, said inner edges of said third and fourth upper surfaces being disposed below said inner edges of said first and second upper surfaces, said lower member further having a fifth upper surface monolithically formed with said inner edges of said third and fourth upper surfaces respectively and positioned therebetween, said fifth surface being located subjacent to said first and second upper surfaces respectively and further being oriented parallel thereto; b. providing an upper member having a plurality of lower surfaces coextensively and inversely positioned with said upper surfaces of said lower member such that a passageway is formed therebetween when said upper and lower members are joined together, said passageway surrounding a portion of the existing cart during operating conditions; c. removably and pivotally attaching an open end of a generally U-shaped extension to said outside faces of said lower member; d. removably attaching a curvilinear support plate to a closed end of said U-shaped extension; and e. adjustably positioning said U-shaped extension about the portion of existing cart; wherein said upper and lower members have corresponding passageways formed therein respectively, said passageways being oriented at a right angle to said upper and lower surfaces such that said upper and lower members are attached to each other about the portion of the existing cart during operating conditions; wherein said lower member further comprises a pair of coextensively shaped posts monolithically formed with said outside faces of said lower member, said posts having a hollow passageway formed therein and a centrally registered axis oriented parallel to a longitudinal axis of said lower member, said posts further having apertures formed in distal ends thereof respectively and oriented perpendicular to the longitudinal axis; wherein said open end of said U-shaped extension abuts directly about said posts such that said U-shaped extension freely articulates to a plurality of positions above and below the portion of the existing cart during operating conditions; wherein said upper member further comprises a plurality of curved flanges monolithically formed with outside faces of said upper member, said flanges having a vertically oriented groove formed therein and extending along an entire height of said upper member, said groove having an open face oriented toward the portion of the existing cart during operating conditions, said groove receiving and capturing said U-shaped extension when said U-shaped extension is biased upwardly. 6. The method of claim 5, wherein step d. further comprises the steps of: f. integrally attaching a bracket to a top surface of said support plate, said bracket having a plurality of apertures formed therein and located at opposed corners thereof, said bracket further having a centrally registered slot monolithically formed therein, said bracket slot having a longitudinal axis oriented perpendicular to a longitudinal length of said support plate; and g. removably attaching a cover to said bracket, said cover having a plurality of apertures formed at opposite corners thereof such that said apertures become vertically aligned with associated ones of said apertures when said cover is attached to said bracket, said cover further having a centrally registered slot formed therein, said cover slot being in fluid communication with said bracket slot when said cover and said bracket are attached such that a contiguous passageway is formed therebetween; wherein said closed end of said U-shaped extension is interfitted within said passageway when said cover is attached to said bracket such that said support plate is freely pivoted about said closed end of said U-shaped extension during operating conditions while said lower and upper members remain statically affixed to the portion of the existing cart. 7. The method of claim 6, wherein step e. comprises the steps of: h. removably penetrating a plurality of cotter pins through said apertures of said distal ends of said posts, said cotter pins prohibiting said open end of said U-shaped extension from prematurely and undesirably disconnecting from said posts during operating conditions while allowing said open end of said U-shaped extension to freely rotate about said posts.
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