US4998913A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electronic stimulating device
Assignee: Individual
•
Filing: 1989-04-14
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Granted: 1991-03-12
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Expires: 2009-04-14
Abstract
Abstract The invention relates to an electronic stimulating device which produces low frequency pulsating signals generated by a relaxation oscillator. The electronic circuit board is mounted within a lightweight portable housing to enable a user to conveniently carry the device at all times, if desired.
Inventors
- 👤 John A. Atwood, Jr.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 17:33
CPC Classifications
A; A61; A61N; A61N1/00; A61N1/40; A61N1/18; A61N1/32; A61N1/36; A61N1/36014; A61N1/3603; A61N1/36034
Claims Analysis
Total Claims: 10
Claim 1
Independent Claim
100 words
An electronic stimulating device, comprising: a relaxation oscillator circuit for producing distorted wave shapes and a power source for said circuit; said relaxation oscillator circuit comprising a light-emitting diode connected to the power source, a unijunction transistor comprising emitter/base structure connected through emitter base 1 to a resistor and through emitter base 2 to the light-emitting diode, a resistor means for controlling oscillator frequency connected in parallel to said light-emitting diode, to a capacitor; and an antenna connected between said resistor means and the capacitor to said transistor and a lightweight portable housing means for housing the relaxation oscillator circuit.
Claim 2
Dependent Claim
100 words
An electronic stimulating device, comprising: a relaxation oscillator circuit for producing distorted wave shapes and a power source for said circuit; said relaxation oscillator circuit comprising a light-emitting diode connected to the power source, a unijunction transistor comprising emitter/base structure connected through emitter base 1 to a resistor and through emitter base 2 to the light-emitting diode, a resistor means for controlling oscillator frequency connected in parallel to said light-emitting diode, to a capacitor; and an antenna connected between said resistor means and the capacitor to said transistor and a lightweight portable housing means for housing the relaxation oscillator circuit.
Claim 3
Dependent Claim
36 words
The device of claim 1, wherein said housing means comprise a parallelepiped-shaped housing having a closed bottom, open top, vertically extending walls and detachably securable cover means for enclosing the relaxation oscillator circuit within the housing.
Claim 4
Dependent Claim
93 words
An electronic stimulating device, comprising: a transistor comprising an emitter/base structure; a battery for energizing said transistor; a lightweight portable housing means for containing an electrical circuit comprising a transistor and a battery; a resistor means for controlling oscillator frequency; a capacitor means for creating a voltage potential across the emitter/base of the transistor; said capacitor means discharging through the resistor means and an emitter and base of the transistor; a diode connected in series to said transistor; and an antenna connected to said transistor between the resistor means and the capacitor means.
Claim 5
Dependent Claim
93 words
An electronic stimulating device, comprising: a transistor comprising an emitter/base structure; a battery for energizing said transistor; a lightweight portable housing means for containing an electrical circuit comprising a transistor and a battery; a resistor means for controlling oscillator frequency; a capacitor means for creating a voltage potential across the emitter/base of the transistor; said capacitor means discharging through the resistor means and an emitter and base of the transistor; a diode connected in series to said transistor; and an antenna connected to said transistor between the resistor means and the capacitor means.
Claim 6
Dependent Claim
41 words
The device of claim 3 wherein said housing means has a wall provided with an aperture therethrough, and said diode is a light-emitting diode positioned in alignment with said aperture to allow visual determination of a charged condition of said transistor.
Claim 7
Dependent Claim
15 words
The device of claim 3 wherein said resistor means comprises at least one variable resistor.
Claim 8
Dependent Claim
12 words
The device of claim 3 wherein said transistor is a unijunction transistor.
Claim 9
Dependent Claim
93 words
An electronic stimulating device, comprising; a lightweight portable housing means for containing an electrical circuit; a relaxation oscillator and a battery for energizing said oscillator mounted in said housing; said oscillator comprising a transistor comprising emitter/base structure, a resistor means for controlling oscillator frequency, a capacitor means for creating a voltage potential across an emitter of the transistor, said capacitor means discharging through the resistor means and an emitter and a base of the transistor, a diode connected in series to said transistor, and an antenna connected to a base of said transistor.
Claim 10
Dependent Claim
93 words
An electronic stimulating device, comprising; a lightweight portable housing means for containing an electrical circuit; a relaxation oscillator and a battery for energizing said oscillator mounted in said housing; said oscillator comprising a transistor comprising emitter/base structure, a resistor means for controlling oscillator frequency, a capacitor means for creating a voltage potential across an emitter of the transistor, said capacitor means discharging through the resistor means and an emitter and a base of the transistor, a diode connected in series to said transistor, and an antenna connected to a base of said transistor.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1994-03-11 | 1994-09-10 | 1995-03-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1998-03-11 | 1998-09-10 | 1999-03-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2002-03-11 | 2002-09-10 | 2003-03-12 | $7700.00 | Window Closed / Lapsed |