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US3838337A
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Pulse utilization indication circuit
Assignee: Individual
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Filing: 1973-07-12
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Granted: 1974-09-24
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Expires: 1993-07-12
Abstract
Abstract A circuit for indicating the percentage utilization of pulses being applied to a utilization device which includes means for sensing the voltage levels which occur during pulse utilization and non-utilization and means for indicating the proportional number of pulses being utilized.
Inventors
- 👤 J Halbleib
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 12:07
CPC Classifications
B; B23; B23H; B23H1/00; B23H1/02; G; G01; G01R; G01R15/00
Claims Analysis
Total Claims: 16
Claim 1
Independent Claim
106 words
A sensing circuit for indicating the efficiency of utilization of recurring power pulses comprising, a source of recurring pulses connected to a utilization circuit which has a first impedance level when correctly utilizing power pulses and a second impedance level when incorrectly utilizing power pulses. a gating circuit connected to the utilization circuit, said gating circuit being adjusted to conduct current when impedance levels intermediate said first and said second impedance levels exist, an indicating circuit responsive to current flow in said gating circuit, said indicating circuit comprising a visual indicator for displaying the proportional number of recurring pulses being correctly utilized by said utilization circuit.
Claim 2
Dependent Claim
106 words
A sensing circuit for indicating the efficiency of utilization of recurring power pulses comprising, a source of recurring pulses connected to a utilization circuit which has a first impedance level when correctly utilizing power pulses and a second impedance level when incorrectly utilizing power pulses. a gating circuit connected to the utilization circuit, said gating circuit being adjusted to conduct current when impedance levels intermediate said first and said second impedance levels exist, an indicating circuit responsive to current flow in said gating circuit, said indicating circuit comprising a visual indicator for displaying the proportional number of recurring pulses being correctly utilized by said utilization circuit.
Claim 3
Dependent Claim
18 words
A sensing circuit as set forth in claim 1 wherein said gating circuit comprises a voltage sensitive diode.
Claim 4
Dependent Claim
36 words
A sensing circuit as set forth in claim 2 wherein said voltage sensitive diode comprises a Zener diode having a voltage drop smaller than the voltage level of said utilization circuit at said first impedance level.
Claim 5
Dependent Claim
43 words
A sensing circuit as set forth in claim 2 wherein said gating circuit comprises a first voltage divider for setting the conduction voltage level of the diode to occur at a voltage level of said utilization circuit indicative of said first impedance level.
Claim 6
Dependent Claim
42 words
A sensing circuit as set forth in claim 2 wherein said gating circuit comprises a second voltage divider for setting the voltage level of the output of the gating circuit to occur at a voltage level indicative of said second impedance level.
Claim 7
Dependent Claim
30 words
A sensing circuit as set forth in claim 1 wherein said indicating circuit comprises a current sensitive meter having a resistance element in series to provide a voltage sensitive indicator.
Claim 8
Dependent Claim
33 words
A sensing circuit as set forth in claim 6 wherein said indicating circuit comprises a capacitor in parallel with said current sensitive meter for densensitizing the response of the meter to voltage variations.
Claim 9
Dependent Claim
25 words
A sensing circuit as set forth in claim 3 wherein said gating circuit comprises a blocking diode intermediate said Zener diode and said utilization circuit.
Claim 10
Dependent Claim
99 words
A sensing circuit for indicating the efficiency of operation of EDM recurring poWer pulses comprising, a pulse power source connected across the electrode gap of and EDM circuit which has different voltage levels representative of different levels of utilization of said power pulses, gating means connected to said source of recurring power pulses gating the pulses of different voltage levels, summing circuit means for computing the relative number of pulses being gated by said gating means, and indicating means for visually displaying the output of said summing circuit as the relative efficiency of operation of said pulse power source.
Claim 11
Dependent Claim
99 words
A sensing circuit for indicating the efficiency of operation of EDM recurring poWer pulses comprising, a pulse power source connected across the electrode gap of and EDM circuit which has different voltage levels representative of different levels of utilization of said power pulses, gating means connected to said source of recurring power pulses gating the pulses of different voltage levels, summing circuit means for computing the relative number of pulses being gated by said gating means, and indicating means for visually displaying the output of said summing circuit as the relative efficiency of operation of said pulse power source.
Claim 12
Independent Claim
167 words
A method of indicating utilization of recurring power pulses, comprising the steps of: connecting a source of recurring power pulses to a utilization circuit which has a first impedance level when correctly utilizing power pulses and a second impedance level when incorrectly utilizing power pulses, sensing the peak pulse voltage to the utilization circuit at said first impedance level, setting a gate to conduct current when the peak pulse voltage indicates said first impedance level is exceeded connecting the output of the gate to a visual indicator responsive to voltage, setting the visual indicator to indicate a first level of utilization when said first impedance level exists, sensing the peak pulse voltage of the utilization circuit at the second impedance level, setting the visual indicator to indicate a second level of utilization when said second impedance level exists, averaging the sensed peak pulse voltages indicative of correct utilization and incorrect utilization of said power pulses, and indicating the actual correct percentage utilization of the recurring power pulses.
Claim 13
Independent Claim
167 words
A method of indicating utilization of recurring power pulses, comprising the steps of: connecting a source of recurring power pulses to a utilization circuit which has a first impedance level when correctly utilizing power pulses and a second impedance level when incorrectly utilizing power pulses, sensing the peak pulse voltage to the utilization circuit at said first impedance level, setting a gate to conduct current when the peak pulse voltage indicates said first impedance level is exceeded connecting the output of the gate to a visual indicator responsive to voltage, setting the visual indicator to indicate a first level of utilization when said first impedance level exists, sensing the peak pulse voltage of the utilization circuit at the second impedance level, setting the visual indicator to indicate a second level of utilization when said second impedance level exists, averaging the sensed peak pulse voltages indicative of correct utilization and incorrect utilization of said power pulses, and indicating the actual correct percentage utilization of the recurring power pulses.
Claim 14
Dependent Claim
39 words
The method of indicating utilization of recurring power pulses as set forth in claim 10 which further comprises setting the visual indicator to indicate one hundred percent utilization when said first impedance level exists during every recurring power pulse.
Claim 15
Dependent Claim
38 words
The method of indicating utilization of recurring power pulses as set forth in claim 10 which further comprises setting the visual indicator to indicate zero percent utilization when said second impedance level exists during every recurring power pulse.
Claim 16
Dependent Claim
44 words
The method of indicating utilization of recurring power pulses as set forth in claim 10 which further comprises setting the visual indicator to indicate maximum and minimum utilization at voltage levels proportionately lower than those produced by said power pulses at said utilization circuit.
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) | 1977-09-23 | 1978-03-25 | 1978-09-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-09-23 | 1982-03-25 | 1982-09-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-09-23 | 1986-03-25 | 1986-09-24 | $7700.00 | Window Closed / Lapsed |