| 摘要 |
A probe (10) having a stylus (40) projecting from one end of a housing (22) for detecting contact with an object, the probe (10) having a movable member (30) with a bore (36) to which the stylus (40) is removably connected, with the bore (36) extending into the interior of the probe housing (22) and bias means (38) for urging the movable member (30) into a given rest position when the styls (40) is free from contact, characterised in that adjustable means (52) are arranged in the interior of the housing (22) for adjusting the pressure exerted by the bias means (38) on the movable member (30, and the bore (36) being in general axial alignment with the adjustable means (52) to provide access to the adjustable means (52) through the bore (36) when the stylus (40) is removed from the bore (36).
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