|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||22/015 ; 220/571 ; 220/601 ; 220/608 ; 220/623|
|발명자 / 주소|
|출원인 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 6 인용 특허 : 9|
An improved tank configuration includes a die employed to stamp a formed member. The formed member may be used as the bottom head for a portable liquid container, and is constructed so that all welding is eliminated in the corner portions of the container. A trim machine is employed to remove uneven edges from the formed part. The invention is particularly useful in constructing sloped bottom tanks of increased depth. By the present invention, a stamped configuration is provided in which a draw formed tank bottom is formed so as to allow complete and ful...
[ What is claimed and desired to be secured by Letters Patent is:] [1.] A tank member for liquids, said tank having generally upwardly extending sides and a sloped bottom member formed from a trapezoidal-shaped plate member for complete drainage of liquid from the tank, and with said sloped bottom member having a greater depth as compared to a sloped bottom member having a like horizontal cross-section formed of a rectangular plate member, said greater depth resulting from the employment of the trapezoidal-shaped plate member, said sloped bottom member c...