| 摘要 |
PROBLEM TO BE SOLVED: To provide a lift of a load carrying platform awning capable of smoothly lifting the awning in a stabler state in simple constitution. SOLUTION: A plurality of the lifts 20 are arranged between a floor 3 of a load carrying platform 2 and an awning pipe structural body 11 to hold the awning 40, a cylindrical nut holder 23 on an upper surface 23A of which an upper side screw shaft through hole 24a communicated to the inside of an awning leg 21 opens and on a lower surface 23D of which a lower side screw shaft through hole 24b opens is provided on a lower end of the tubular awing leg 21 connected to the awning pipe structural body 11, an upper part of a screw shaft 30 supported on the floor 3 free to rotate and reciprocally rotated by an electric motor 35 is inserted into the awning leg 21 through the lower side screw shaft through hole 24b and the upper side screw shaft through hole 24a of the nut holder 23, a screw hole 25a to screw to the screw shaft 30 is drilled on a central part and a nut 25 rotation of which is regulated as end part outer peripheries 25b, 25c make contact with an inner surface of the nut holder 23 is stored in the nut holder 23. COPYRIGHT: (C)2009,JPO&INPIT
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