发明名称 |
CONTROL APPARATUS WITH AUDIBLE DISPLAY |
摘要 |
A temperature and/or humidity controller has the facility to emit a mono-frequency sound sequence indicating the controller set value, or a change to the set value. This is particularly valuable to a visually-impaired person. |
申请公布号 |
EP0707736(A1) |
申请公布日期 |
1996.04.24 |
申请号 |
EP19940920545 |
申请日期 |
1994.07.11 |
申请人 |
HONEYWELL CONTROL SYSTEMS LTD. |
发明人 |
MACKIE, ALASTAIR, D.;GRAHAM, MATTHEW;SKEA, KENNETH, J. |
分类号 |
G05D23/19;G09B21/00;(IPC1-7):G09B21/00 |
主分类号 |
G05D23/19 |
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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