Patent US4197451A successfully refreshed from Google Patents.
Patent US3604128A successfully refreshed from Google Patents.
US3604128A
Expired / Lapsed
US
⏱️ 0.0 years remaining
System malfunction analysis reinforcement trainer
Assignee: EDP-ECC Corp
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Filing: 1969-03-17
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Granted: 1971-09-14
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Expires: 1989-03-17
Abstract
Abstract A teaching machine characterized by visual displays and provision for active student response, the invention including an audio system for simulating sound effects associated with the problem being solved by the student. The invention also comprises a programmable meter which enables simulation of measurements which would be taken by a student on actual equipment under various conditions and a clock circuit which enables dynamic programming of the apparatus.
Inventors
- 👤 Alfred J Homann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 23:29
CPC Classifications
G; G09; G09B; G09B9/00
Claims Analysis
Total Claims: 22
Claim 1
Independent Claim
222 words
A programmable trainer comprising: means for providing a changeable, visible simulation of the subject of a lesson; a plurality of student operable actuators, said actuators having a predetermined relationship with the lesson subject; means storing a plurality of channels of audio information; a plurality of bistable devices, each of said devices being responsive to operation of one of said certain of said actuators and providing an output signal indicative of operation of its associated actuator; a plurality of preamplifier means, said preamplifier means being connected to respective of said bistable devices and being gated on by output signals provided thereby; a plurality of transducers, said transducers being connected to respective of said preamplifier means and being responsive to movement of said storing means for providing a plurality of signals commensurate with the stored audio information; gating means responsive to operation of any single one of said certain of said actuators for providing an output signal commensurate with operation of said any one of said actuators; motor means connected to said gating means and responsive to output signals provided thereby for causing movement of said storing means; amplifier means connected to the outputs of all of said preamplifier means; and loudspeaker means connected to the output of said amplifier means for reproducing the channel of audio information commensurate with the student operated actuator.
Claim 2
Dependent Claim
222 words
A programmable trainer comprising: means for providing a changeable, visible simulation of the subject of a lesson; a plurality of student operable actuators, said actuators having a predetermined relationship with the lesson subject; means storing a plurality of channels of audio information; a plurality of bistable devices, each of said devices being responsive to operation of one of said certain of said actuators and providing an output signal indicative of operation of its associated actuator; a plurality of preamplifier means, said preamplifier means being connected to respective of said bistable devices and being gated on by output signals provided thereby; a plurality of transducers, said transducers being connected to respective of said preamplifier means and being responsive to movement of said storing means for providing a plurality of signals commensurate with the stored audio information; gating means responsive to operation of any single one of said certain of said actuators for providing an output signal commensurate with operation of said any one of said actuators; motor means connected to said gating means and responsive to output signals provided thereby for causing movement of said storing means; amplifier means connected to the outputs of all of said preamplifier means; and loudspeaker means connected to the output of said amplifier means for reproducing the channel of audio information commensurate with the student operated actuator.
Claim 3
Dependent Claim
53 words
The trainer of claim 1 wherein said means for selectively reproducing audio information further comprises: means responsive to the energization of said motor means for providing a command signal to said visible simulation providing means whereby the visible display may be enhanced in a manner commensurate with the information provided in audible form.
Claim 4
Dependent Claim
29 words
The trainer of claim 1 wherein said means storing audio information comprises: a magnetic tape cartridge including a tape loop having a plurality of channels of information recorded thereon.
Claim 5
Dependent Claim
58 words
The trainer of claim 3 wherein said tape loop carries indicia to indicate completion of play of each of said channels and wherein said means for selectively reproducing audio information further comprises: means responsive to said completion of play indicia for disabling said motor means and resetting the bistable device commensurate with the audio channel just previously reproduced.
Claim 6
Dependent Claim
55 words
The trainer of claim 4 wherein said means for selectively reproducing audio information further comprises: means responsive to the energization of said motor means for providing a command signal to said visible simulation providing means whereby the visible display may be enhanced in a in a manner commensurate with the information provided in audible form.
Claim 7
Dependent Claim
30 words
The trainer of claim 1 further comprising: meter means, said meter means simulating conditions at various points on said visible simulation in response to operation of certain of said actuators.
Claim 8
Dependent Claim
75 words
The trainer of claim 6 wherein said meter means comprises: a meter having a movement and replaceable indicia bearing members, said members being insertable behind the movement-operated pointer; a plurality of meter drive circuits, said circuits being gated on individually in response to operation of individual of said actuators; and means applying the output signals provided by said plurality of drive circuits to said meter movement whereby meter deflection will be responsive to student reaction.
Claim 9
Dependent Claim
79 words
The trainer of claim 7 wherein said plurality of meter drive circuits comprise: a plurality of meter drive amplifier means responsive to actuator operation; means for selectively attenuating the output signals from said drive amplifier means, the output of each drive amplifier means being attenuated to a different degree whereby stepwise meter deflection is possible; and means interconnecting said attenuating means whereby the attenuated outputs of said drive amplifier means may be summed before application to said meter movement.
Claim 10
Dependent Claim
30 words
The trainer of claim 4 further comprising: meter means; said meter means simulating conditions at various points on said visible simulation in response to operation of certain of said actuators.
Claim 11
Dependent Claim
78 words
The trainer of claim 9 wherein said meter means comprises: a meter having a movement with associated pointer and replaceable indicia bearing members, said members being insertable behind the movement-operated pointer; a plurality of meter drive circuits, said circuits being gated on individually in response to operation of individual of said actuators; and means applying the output signals provided by said plurality of drive circuits to said meter movement whereby meter deflection will be responsive to student reaction.
Claim 12
Dependent Claim
79 words
The trainer of claim 10 wherein said plurality of meter drive circuits comprise: a plurality of meter drive amplifier means responsive to actuator operation; means for selectively attenuating the output signals from said drive amplifier means, the output of each driver amplifier means being attenuated to a different degree whereby stepwise meter deflection is possible; and means interconnecting said attenuating means whereby the attenuated outputs of said driver amplifier means may be summed before application to said meter movement.
Claim 13
Dependent Claim
39 words
The trainer of claim 11 further comprising: clock generator means for providing a plurality of timing signals at different frequencies, said timing signals being applicable to said visual simulation providing means to provide an indication that varies with time.
Claim 14
Dependent Claim
39 words
The trainer of claim 1 further comprising: clock generator means for providing a plurality of timing signals at different frequencies, said timing signals being applicable to said visual simulation providing means to provide an indication that varies with time.
Claim 15
Dependent Claim
33 words
The trainer of claim 13 wherein said clock generator comprises: an oscillator circuit; and a frequency division circuit connected to said oscillator circuit output and providing a plurality of signals at different frequencies.
Claim 16
Dependent Claim
132 words
A programmable trainer comprising: a plurality of electrical switch means; a plurality of visually changeable indicators; a changeable overlay carrying program graphics and bearing indicia relatable to said switch means; a plurality of gating units having circuits adapted for selective connection with said switch means and indicators; readily changeable program plug board means providing circuitry interconnecting certain of said circuits with certain of said switch means and indicators in correspondence with the program graphics; magnetic tape means for storing a plurality of channels of audio information; and means responsive to operation of certain of said switch means for selectively reproducing channels of said stored audio information, said audio information-reproducing means being controlled by said switch means via said gating unit circuits in accordance with the program determined by said plug board means.
Claim 17
Dependent Claim
132 words
A programmable trainer comprising: a plurality of electrical switch means; a plurality of visually changeable indicators; a changeable overlay carrying program graphics and bearing indicia relatable to said switch means; a plurality of gating units having circuits adapted for selective connection with said switch means and indicators; readily changeable program plug board means providing circuitry interconnecting certain of said circuits with certain of said switch means and indicators in correspondence with the program graphics; magnetic tape means for storing a plurality of channels of audio information; and means responsive to operation of certain of said switch means for selectively reproducing channels of said stored audio information, said audio information-reproducing means being controlled by said switch means via said gating unit circuits in accordance with the program determined by said plug board means.
Claim 18
Dependent Claim
177 words
The trainer of claim 15 wherein said means for selectively reproducing audio information comprises: a plurality of bistable devices, each of said devices being responsive to operation of one of said certain of said switches and providing an output signal indicative of operation of its associated switch; a plurality of preamplifier means, sAid preamplifier means being connected to respective of said bistable devices and being gated on by output signals provided thereby; a plurality of transducers, said transducers being connected to respective of said preamplifier means and being responsive to movement of said storing means for providing a plurality of signals commensurate with the stored audio information; gating means responsive to operation of any of said certain of said switches for providing an output signal commensurate with operation of any of said switches; motor means connected to said gating means and responsive to output signals provided thereby for causing movement of said storing means; amplifier means connected to the outputs of all of said preamplifier means; and loudspeaker means connected to the output of said amplifier means.
Claim 19
Dependent Claim
60 words
The trainer of claim 15 wherein at least one of said indicators comprises: programmable meter means, said meter means simulating conditions at various points on the program graphics in response to operation of certain of said switch means, control of said meter means being via said gating unit circuits in accordance with the program determined by said plug board means.
Claim 20
Dependent Claim
60 words
The trainer of claim 16 wherein at least one of said indicators comprises; programmable meter means, said meter means simulating conditions at various points on the program graphics in response to operation of certain of said switch means, control of said meter means being via said gating unit circuits in accordance with the program determined by said plug board means.
Claim 21
Dependent Claim
79 words
The trainer of claim 18 wherein said meter means comprises: a meter having a driven movement with associated pointer and replaceable indicia bearing members, said members being insertable behind the movement-operated pointer; a plurality of meter drive circuits, such circuits being gated on individually in response to operation of individual of said actuators; and means applying the output signals provided by said plurality of drive circuits to said meter movement whereby meter deflection will be responsive to student reaction.
Claim 22
Dependent Claim
79 words
The trainer of claim 19 wherein said plurality of meter drive circuits comprise: a plurality of meter driver amplifier means responsive to actuator operation; means for selectively attenuating the output signals from said driver amplifier means, the output of each driver amplifier means being attenuated to a different degree whereby stepwise meter deflection is possible; and means interconnecting said attenuating means whereby the attenuated outputs of said driver amplifier means may be summed before application to said meter movement.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-09-13 | 1975-03-15 | 1975-09-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-09-13 | 1979-03-15 | 1979-09-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-09-13 | 1983-03-15 | 1983-09-14 | $7700.00 | Window Closed / Lapsed |