Title:
SWITCHING DEVICE AND PICTURE FORMING DEVICE
Document Type and Number:
Japanese Patent JP2002008490
Kind Code:
A
Abstract:
To provide a switching device which is capable of preventing from being turned off under an ON state.
Under a switch is an ON state as shown in Fig (a), electronic current does not flow in a solenoid 2, and a lock-lever 10 and a pushbutton 1a are separated. If push the button under the above state, the switch is turned off as shown in Fig. (b) and if push the button again, the switch is turned on as shown in Fig (a). To prevent the switch from being turned off suddenly under an ON state, a drive axis 2a is drawn to the direction of an arrow in Fig. by making electric current flow to a solenoid, then a lock-lever is turned, as a result, a lock member 10a locks the pushbutton 1a so as not to allow a operation.
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Inventors:
IWATA ATSUTAKA
Application Number:
JP2000182446A
Publication Date:
January 11, 2002
Filing Date:
June 19, 2000
Export Citation:
Assignee:
RICOH KK
International Classes:
G03G21/00; H01H3/20; H01H23/02; (IPC1-7): H01H23/02; G03G21/00; H01H3/20