|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||280/4141 ; 114/344 ; 414/529 ; 414/534|
|발명자 / 주소|
|인용정보||피인용 횟수 : 4 인용 특허 : 2|
A boat trailer composed of a metal frame with cross members constructed of metal box beams or I beams, a padded board parallel to the sides of the frame and located about five inches above the wheels resting on the frame, four automotive leaf springs bent 90 degrees at one end and attached to the beams of the frame with U bolts, the unattached end being tilted slightly inward and attached with bolts to padded wooden blocks which urge the boat toward the center of the trailer.
A boat trailer with cross member means, padded means located on both sides parallel to the sides of the trailer and five inches above the wheels to permit said cross member means to contain the boat hull in a final resting position, four automotive leaf springs 40 inches long, one end bent at a 90 degree angle and fastened with attachment means to the outside one-third of the cross members of the trailer, the unattached end tilted inward and attached to padded block means which interact with the boat hull urging it inward toward the center during launchi...