发明名称 |
Magnetically operated door-open indicator |
摘要 |
In accordance with the present invention, the rear roll-up, truck-door indicator is a magnetically operated indicator which is visible to the truck driver by simply looking into the driver's rear view mirror. The invention relates to a rear roll-up, truck-door open-or-closed indicator. Said indicator will be located on the outside of the left side of the truck box body. There will be a clear tube placed through the truck box and will extend outside of the body. This tube will be placed at a slight upward angle from the outside of the truck to the inside of the truck box (higher on the inside). A colorful indicator piston will be placed inside of this tube. The indicator will be colorful when the door is open; conversely, the indicator will not be colorful when the door is closed.
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申请公布号 |
US2006042538(A1) |
申请公布日期 |
2006.03.02 |
申请号 |
US20040926935 |
申请日期 |
2004.08.25 |
申请人 |
SCHUMACHER MARVIN H;SMITH GEORGE L |
发明人 |
SCHUMACHER MARVIN H.;SMITH GEORGE L. |
分类号 |
E04H6/42;B60Q1/00;G08B13/08;G08B21/00 |
主分类号 |
E04H6/42 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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