公开(公告)号：US20080078658A1

公开(公告)日：2008-04-03

申请号：US11537094

申请日：2006-09-29

申请人： Julian Poyner ,  David T. Williams ,  Gillian P. Parker ,  David Howard Kerr ,  Derek W. Jones ,  Derek Sawyer ,  Geoffrey Alan Talbot ,  William E. Anderson ,  Michael R. Scharnick ,  Stephen Zbytowski

发明人： Julian Poyner ,  David T. Williams ,  Gillian P. Parker ,  David Howard Kerr ,  Derek W. Jones ,  Derek Sawyer ,  Geoffrey Alan Talbot ,  William E. Anderson ,  Michael R. Scharnick ,  Stephen Zbytowski

IPC分类号： H01H27/00

CPC分类号： H01H27/007

摘要： There is provided a safety switch having a housing configured to receive a removable key, and a mechanism arranged to be operated when the key is moved from an engaged position to a partially disengaged position, the mechanism being arranged to cause a signal to pass to a separate apparatus, wherein the safety switch further comprises a lock which is controlled by the separate apparatus and is arranged to prevent the key from being fully disengaged from the safety switch until a signal has been received in response from the separate apparatus.

摘要翻译： 提供了一种安全开关，其具有构造成容纳可拆卸键的壳体，以及布置成当钥匙从接合位置移动到部分脱离位置时被操作的机构，该机构被布置成使得信号传递到 其中所述安全开关还包括由所述分离装置控制的锁，并被布置成防止所述钥匙从所述安全开关完全脱离，直到从所述分离装置响应来接收到信号为止。