发明名称 |
ROTATABLE OPENING CONTAINER CLOSURE |
摘要 |
The disclosure sets forth a container closure device utilizing a rotatable spherical valve element having a through bore supported on an orificed base and enclosed by an orificed cap which is rotated on the base and including rack and pinion means active between base and cap to actuate the valve element between open and closed positions of the bore thereof relative to the orifice of the cap.
|
申请公布号 |
US3703249(A) |
申请公布日期 |
1972.11.21 |
申请号 |
USD3703249 |
申请日期 |
1970.05.08 |
申请人 |
EDWARD BENJAMIN MIDDLETON |
发明人 |
EDWARD BENJAMIN MIDDLETON |
分类号 |
B65D47/30;(IPC1-7):B67D3/00 |
主分类号 |
B65D47/30 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|