Maintenance monitor
First Claim
Patent Images
1. A running-time maintenance monitor for indicating when equipment to be operated is due for maintenance, said monitor comprising:
- (a) user-settable means for manually setting a predetermined maintenance time indicative of when the equipment being operated is due for maintenance;
(b) running time sensor means for detecting only the running time of the equipment each time the latter is operated;
(c) control means responsive to the running time sensor means, and operative for accumulating each running time, and for generating a control signal when the accumulated running time corresponds to the predetermined maintenance time set by the user; and
(d) indicator means responsive to generation of the control signal, and operative for indicating when the equipment is due for maintenance.
3 Assignments
0 Petitions
Accused Products
Abstract
Disclosed is a maintenance monitor which at a preselected interval will automatically alert one that the equipment of concern is due for maintenance. The maintenance monitor includes a control unit sensing device such as a switch inductive pickup etc., a programmable module counter activated by a signal from the sensing device and a display for readout of the counter and to advise of the maintenance period or to perform a function.
98 Citations
7 Claims
-
1. A running-time maintenance monitor for indicating when equipment to be operated is due for maintenance, said monitor comprising:
-
(a) user-settable means for manually setting a predetermined maintenance time indicative of when the equipment being operated is due for maintenance; (b) running time sensor means for detecting only the running time of the equipment each time the latter is operated; (c) control means responsive to the running time sensor means, and operative for accumulating each running time, and for generating a control signal when the accumulated running time corresponds to the predetermined maintenance time set by the user; and (d) indicator means responsive to generation of the control signal, and operative for indicating when the equipment is due for maintenance. - View Dependent Claims (2, 3, 4, 5, 6, 7)
-
Specification