INTERCHANGEABLE HORIZONTALLY AND VERTICALLY LASER SUITABLE FOR USE IN SMALL SPACES
摘要
<p>A laser transmitter adapted for use in small spaces such as pipes and sewers includes a housing having two exit windows positioned in generally orthogonal planes. The laser transmitter includes a leveling mechanism that is capable of directing a collimated beam through a select one of the two exit windows, in a generally horizontal direction at a specified grade irrespective of whether the laser transmitter is oriented generally horizontally or generally vertically.</p>
申请公布号
WO2005057130(A1)
申请公布日期
2005.06.23
申请号
WO2004US40273
申请日期
2004.12.02
申请人
TRIMBLE NAVIGATION LIMITED;KISHI, KEIJUN;KEMP, BRIAN;KAHLE, KENT, W.