发明名称 |
CAM AND FOLLOWER ARRANGEMENT, AND MONOCHROMATOR OF A SPECTROPHOTOMETER INCLUDING SUCH AN ARRANGEMENT |
摘要 |
<p>A cam and follower arrangement in which the cam consists of a track carried by a rotatable member. The track has one or more abrupt directional transitions (17) and the follower (17) is biassed to engage one wall or the other (21) of the track (21) appropriate to the direction of rotation of the member by means including a direct-current electric motor operated in a stalled condition. The arrangement may be employed in a monochromator for spectrophotometric apparatus to drive a filter-holder to position one of a number of optical filters arranged in the incoming beam of light.</p> |
申请公布号 |
EP0015608(B1) |
申请公布日期 |
1983.11.30 |
申请号 |
EP19800200150 |
申请日期 |
1980.02.22 |
申请人 |
PHILIPS ELECTRONIC AND ASSOCIATED INDUSTRIES LIMITED;N.V. PHILIPS' GLOEILAMPENFABRIEKEN |
发明人 |
PERKINS, CHARLES VINCENT PHILIPS ELECTRONIC AND;FIRTH, JOHN RICHARD PHILIPS ELECTRONIC AND ASS. |
分类号 |
G01J3/06;G01J3/18;(IPC1-7):16H53/06;01J3/12 |
主分类号 |
G01J3/06 |
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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