IPC분류정보
국가/구분 |
United States(US) Patent
등록
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국제특허분류(IPC7판) |
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출원번호 |
US-0915743
(1997-08-21)
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발명자
/ 주소 |
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인용정보 |
피인용 횟수 :
17 인용 특허 :
2 |
초록
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A transporting device adapted to be manually towed behind a student. The transporting device comprises a container with attached telescoping handle and incorporating an axle with attached wheels. Within the container can be placed school books, pencils, pens, paper, and other school supplies. Vertic
A transporting device adapted to be manually towed behind a student. The transporting device comprises a container with attached telescoping handle and incorporating an axle with attached wheels. Within the container can be placed school books, pencils, pens, paper, and other school supplies. Vertical spacers within the container hold the books and notebooks in an upright position. When the telescoping handle is in the retracted position, the transporting device easily fits beneath a school desk.
대표청구항
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[ I claim:] [1.] A transporting device comprising a storage means with incorporated axle and attached wheels and towing means, said storage means embodying a hollow container having a hinged closure, said hollow container comprising a rectangular box closed at one end and open at the other end, said
[ I claim:] [1.] A transporting device comprising a storage means with incorporated axle and attached wheels and towing means, said storage means embodying a hollow container having a hinged closure, said hollow container comprising a rectangular box closed at one end and open at the other end, said box having two side walls and a front wall and a back wall joined to form a peripheral wall, said peripheral wall being fixed to said closed end, said peripheral wall having a groove formed on the exterior surface thereof at said open end, said hinged closure comprising a rectangular lid closed at one end and open at the other end, said rectangular lid having a front wall and two side walls and a back wall joined to form a peripheral wall, said peripheral wall being fixed to said closed end, said peripheral wall having a groove formed on the interior surface thereof at said open end, two support blocks being fixed to the bottom surface of said closed end, said support blocks being located along the edge formed by the juncture of said front wall and said closed end of said box and being adjacent to said side walls, said box having a beveled edge formed at the juncture of said closed end and said back wall, said box having a support wall disposed therein and perpendicularly fixed to said side walls and said closed bottom, said front wall having vertical grooves formed on the interior surface thereof, said support wall having vertical grooves formed on the interior surface thereof, said vertical grooves of said front wall and said support wall being in alignment such that a removable rectangular spacer being slidingly inserted into an aligned pair of said grooves is held in a vertical position perpendicular to said front wall and said support wall and to said closed bottom, said box having a triangular block therein fixed to said beveled edge and said side walls, said block having a centrally located cylindrical hole in alignment with and communicating with the interior of a corresponding hole in each of said side walls, an axle and two wheels, said axle extending through said hole in one of said side walls, said block, and the other side wall of said box, said wheels attached to each end of said axle, the exterior surface of said back wall having four rectangular blocks fixed thereto such that two of said blocks are aligned with said side walls and said top and two of said blocks are aligned with said side walls and said bottom, the bottom two of said blocks being in vertical alignment with the upper two of said blocks, all four said blocks having a centrally located vertical hole, all four said blocks being cut into two equal halves along a vertical plane parallel to said back wall such that one half of said blocks are permanently fixed to said back wall, the other half of said blocks are removably attachable to said fixed halves, said equal halves being joined by screws to secure said towing means to said box, said removable halves having an internally threaded horizontal cylindrical hole for incorporation of a spring loaded locking device, said hole being open at one end and closed at the end normally joining said fixed halves, said closed end having a centrally located hole. said spring loaded locking device comprises a spring, a cylindrical knob having a centrally located threaded aperture, a cylindrical pin having external threads formed at one end and having a collar fixed in close proximity to the other end such that a portion of said pin extends beyond said collar, a hollow cylinder flanged at one end and being externally threaded, said cylinder being closed at said flanged end, said closed end having a centrally located hole, said spring being slidingly inserted into said hollow cylinder such that one end of said spring abuts said closed end, said threaded end of said pin being slidingly inserted into said spring and said cylinder such that said threaded end extends through said hole in said closed end and said collar abuts said spring, said threaded end engaging said threaded aperture in said knob.
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