← Back to Patent Explorer
US4719446A Expired / Lapsed US ⏱️ 0.0 years remaining

Remote control for combined ceiling fan and light fixture

Assignee: CASABLANCA ACQUISITION CORP A CORP OF CALIFORNIA
•
Filing: 1984-05-07
•
Granted: 1988-01-12
•
Expires: 2004-05-07
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

Abstract A remote control system for a combined ceiling fan and light fixture for use with existing AC current house wiring between a wall switch and a ceiling fixture including a wall control for electrical substitution of the wall switch and with the wall control including at least two separate control members for producing separate signals on the existing AC current house wiring representing a separate control for the speed of the fan and the light intensity of the light, a control unit mounted on and electrically interconnected with the combined ceiling fan and light fixture and with the control unit electrically connected to AC current house wiring at the ceiling fixture when the combined ceiling fan and light fixture is mounted on the ceiling fixture, the control unit detecting the separate signals on the existing AC current house wiring in accordance with the activation of the separate control members at the wall control, the control unit additionally including a fan speed control and a light intensity control each responsive to one of the detected separate signals to produce an individual control of the speed of the motor and the intensity of the light in accordance with the individual actuation of the separate control members at the wall control.

Inventors

  • 👤 Edward F. Hart

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-02 02:56
CPC Classifications
H; H05; H05B; H05B47/00; H05B47/10; H05B47/155; F; F04; F04D; F04D25/00; F04D25/02; F04D25/08; F04D25/088; F04D27/00; F04D27/004; H02; H02J; H02J13/00; H02J13/13; H02J13/1311; H02J13/1313; Y; Y02; Y02B; Y02B70/00; Y02B70/30; Y02B90/00; Y02B90/20; Y04; Y04S; Y04S20/00; Y04S20/20; Y04S20/242; Y04S20/246; Y04S40/00; Y04S40/12; Y04S40/121

Claims Analysis

Total Claims: 29
Claim 1
Independent Claim 250 words
A remote control system for a combined ceiling fan and light fixture for use with existing AC current house wiring between a wall switch and a ceiling fixture including a wall control for electrical substitution of the wall switch in series with the AC current house wiring and with the wall control including at least two separate control members for producing separate signals at a particular area of the AC wave on the existing AC current house wiring representing a separate control for the speed of the fan and the light intensity of the light, a control unit mounted on and electrically interconnected with the combined ceiling fan and light fixture and with the control unit electrically connected in series with the AC current house wiring at the ceiling fixture when the combined ceiling fan and light fixture is mounted on the ceiling fixture, the control unit including means for detecting the separate signals on the existing AC current house wiring in accordance with the actuation of the separate control members at the wall control, and the control unit additionally including fan speed control means and light intensity control means each responsive to one of the detected separate signals to produce an individual control of the speed of the motor to a number of different speeds other than zero and the intensity of the light to a number of different light intensities other than zero in accordance with the individual actuation of the separate control members at the wall control.
Claim 2
Dependent Claim 250 words
A remote control system for a combined ceiling fan and light fixture for use with existing AC current house wiring between a wall switch and a ceiling fixture including a wall control for electrical substitution of the wall switch in series with the AC current house wiring and with the wall control including at least two separate control members for producing separate signals at a particular area of the AC wave on the existing AC current house wiring representing a separate control for the speed of the fan and the light intensity of the light, a control unit mounted on and electrically interconnected with the combined ceiling fan and light fixture and with the control unit electrically connected in series with the AC current house wiring at the ceiling fixture when the combined ceiling fan and light fixture is mounted on the ceiling fixture, the control unit including means for detecting the separate signals on the existing AC current house wiring in accordance with the actuation of the separate control members at the wall control, and the control unit additionally including fan speed control means and light intensity control means each responsive to one of the detected separate signals to produce an individual control of the speed of the motor to a number of different speeds other than zero and the intensity of the light to a number of different light intensities other than zero in accordance with the individual actuation of the separate control members at the wall control.
Claim 3
Dependent Claim 25 words
The remote control system of claim 1 wherein the wall control additionally includes an on/off switch for controlling all power to the remote control system.
Claim 4
Dependent Claim 91 words
The remote control system of claim 1 wherein the two separate control members are switches having open and closed positions and normally biased to the closed position and with the switches actuated either momentarily open or open for longer periods of time to control the fan and light to be on or off in accordance with the switches momentarily open and to control the number of different speeds of the fan and the number of different intensities of the light in accordance with the switches open for longer periods of time.
Claim 5
Dependent Claim 61 words
The remote control system of claim 1 wherein each of the separate control members includes means to delay the AC wave a fixed time period at a particular area of the AC wave to produce a different fixed phase firing delay of the AC wave for each control member to produce the separate signals on the existing AC current house wiring.
Claim 6
Dependent Claim 29 words
The remote control system of claim 4 wherein the particular area for the phase firing delays occur just past the zero crossing for each half of the AC waves.
Claim 7
Dependent Claim 61 words
The remote control system of claim 1 wherein the control unit additionally includes a reversing means for reversing the direction of rotation of the fan and wherein actuation of both control members at the same time is detected by the detecting means to produce a reversing signal to control the reversing means to reverse the direction of rotation of the fan.
Claim 8
Dependent Claim 50 words
The remote control system of claim 1 wherein the fan speed control means provides for control of the number of different speeds of the motor in discrete steps and wherein the light intensity control means provides for control of the number of different intensities of the light in discrete steps.
Claim 9
Dependent Claim 37 words
The remote control system of claim 1 additionally including an audio tone generator responsive to the at least one of the control means to announce by audio tones the operating of the at least one control means.
Claim 10
Dependent Claim 31 words
The remote control system of claim 8 wherein the audio tone generator is responsive to the fan speed control means to announce by audio tones the control of the fan speed.
Claim 11
Dependent Claim 103 words
The remote control system of claim 8 wherein at least the control member representing the control of the fan speed is a switch having open and closed positions and normally biased to a closed position and with the switch actuated either momentarily open or open for longer periods of time to control the fan to be on or off in accordance with the switch momentarily open and to control the speed of the fan in accordance with the switch open for longer periods of time and with the on/off and speed control of the fan announced by audio tones from the tone generator.
Claim 12
Dependent Claim 56 words
The remote control system of claim 8 wherein the control unit additionally includes a reversing means for reversing the direction of rotation of the fan under control by the actuation of the separate control members and with the reversing of the direction of rotation of the fan announced by an audio tone from the tone generator.
Claim 13
Dependent Claim 42 words
The remote control system of claim 1 wherein the control unit includes a microprocessor to interrelate the detection of the separate signals with the control of the fan and light by the fan speed control means and the light intensity control means.
Claim 14
Dependent Claim 40 words
The remote control system of claim 12 wherein the microprocessor provides an automatic light turn off program to control the light off after a predetermined period of time after the last control of the light by the light control member.
Claim 15
Dependent Claim 28 words
The remote control system of claim 12 wherein the microprocessor provides a security program to control the light in a predetermined sequence of light on and light off.
Claim 16
Dependent Claim 42 words
The remote control system of claim 12 wherein the microprocessor provides a test and demonstration program to control the light and fan in a predetermined sequence of operation including on/off of fan and light, fan speed and light intensity and fan reversal.
Claim 17
Dependent Claim 315 words
A remote control system for controlling the operation of a combined ceiling fan and light fixture and using existing AC current house wiring located between a wall switch position and a ceiling fixture position including a wall control for mounting at the wall switch position and for electrical interconnection in series with the existing AC house wiring and with the wall control including at least two separate switches each producing a delay of the AC current a fixed time period at a particular area of the AC wave to provide a different fixed phase firing delay of the AC current for each switch to produce separate signals on the existing AC current house wiring representing a separate control for the speed of the fan and the light intensity of the light, a control unit mounted on and electrically interconnected with the combined ceiling fan and light fixture and with the control unit electrically interconnected in series with the existing AC current house wiring at the ceiling fixture position when the combined ceiling fan and light fixture is mounted at the ceiling fixture position, the control unit including a detector for sensing the separate signals on the existing AC current house wiring in accordance with the actuation of the separate switches in the wall control, the control unit additionally including fan speed control means and light intensity control means for producing an individual control of the speed of the motor to a number of different speeds other than zero and the intensity of the light to a number of different light intensities other than zero, and the control unit further including a microprocessor responsive to the detected separate signals and operatively coupled to the fan speed control means and the light intensity control means for fan speed control and light intensity control in accordance with the individual actuation of the separate switches at the wall control.
Claim 18
Dependent Claim 315 words
A remote control system for controlling the operation of a combined ceiling fan and light fixture and using existing AC current house wiring located between a wall switch position and a ceiling fixture position including a wall control for mounting at the wall switch position and for electrical interconnection in series with the existing AC house wiring and with the wall control including at least two separate switches each producing a delay of the AC current a fixed time period at a particular area of the AC wave to provide a different fixed phase firing delay of the AC current for each switch to produce separate signals on the existing AC current house wiring representing a separate control for the speed of the fan and the light intensity of the light, a control unit mounted on and electrically interconnected with the combined ceiling fan and light fixture and with the control unit electrically interconnected in series with the existing AC current house wiring at the ceiling fixture position when the combined ceiling fan and light fixture is mounted at the ceiling fixture position, the control unit including a detector for sensing the separate signals on the existing AC current house wiring in accordance with the actuation of the separate switches in the wall control, the control unit additionally including fan speed control means and light intensity control means for producing an individual control of the speed of the motor to a number of different speeds other than zero and the intensity of the light to a number of different light intensities other than zero, and the control unit further including a microprocessor responsive to the detected separate signals and operatively coupled to the fan speed control means and the light intensity control means for fan speed control and light intensity control in accordance with the individual actuation of the separate switches at the wall control.
Claim 19
Dependent Claim 32 words
The remote control system of claim 16 wherein the wall control additionally includes an on/off switch for controlling all power to the remote control system and provide a reset for the microprocessor.
Claim 20
Dependent Claim 102 words
The remote control system of claim 16 wherein the two switches each have open and closed positions and are normally biased to the closed position and with the switches actuated either momentarily open or open for longer periods of time so that the microprocessor provides operation of the fan and light control means to control the fan and light to be on or off in accordance with the switches momentarily open and to control the number of different speeds of the fan and the number of different intensities of the light in accordance with the switches open for longer periods of time.
Claim 21
Dependent Claim 33 words
The remote control system of claim 18 additionally including an audio tone generator controlled by the microprocessor to provide different audio tones in accordance with the fan turned on, off and speed varied.
Claim 22
Dependent Claim 29 words
The remote control system of claim 16 wherein the particular area for the phase firing delays occur just past the zero crossing for each half of the AC wave.
Claim 23
Dependent Claim 58 words
The remote control system of claim 16 wherein the control unit additionally includes a reversing means for reversing the direction of rotation of the fan and wherein the microprocessor is responsive to the detection of the actuation of both switches at the same time to control the reversing means to reverse the direction of rotation of the fan.
Claim 24
Dependent Claim 34 words
The remote control system of claim 21 additionally including an audio tone generator controlled by the microprocessor to provide an audio tone in accordance with the reversal of direction of rotation of the fan.
Claim 25
Dependent Claim 62 words
The remote control system of claim 16 wherein the fan speed control means is operated by the microprocessor to provide for control of the number of different speeds of the motor in discrete steps and wherein the light intensity control means is operated by the microprocessor to provide for control of the number of different intensities of the light in discrete steps.
Claim 26
Dependent Claim 32 words
The remote control system of claim 23 additionally including an audio tone generator controlled by the microprocessor to provide audio tones in accordance with each discrete step in speed of the fan.
Claim 27
Dependent Claim 40 words
The remote control system of claim 16 wherein the microprocessor provides an automatic light turn off program to control the light off after a predetermined period of time after the last control of the light by the light control member.
Claim 28
Dependent Claim 28 words
The remote control system of claim 16 wherein the microprocessor provides a security program to control the light in a predetermined sequence of light on and light off.
Claim 29
Dependent Claim 42 words
The remote control system of claim 16 wherein the microprocessor provides a test and demonstration program to control the light and fan in a predetermined sequence of operation including on/off of fan and light, fan speed and light intensity and fan reversal.

References Cited (Backward Citations)

US3896355A Cited
US4350903A Cited
US4155015A Cited
US4386340A Cited
US4322632A Cited
US4329678A Cited
US4367455A Cited
US4418333A Cited
US4538973A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1991-01-11 1991-07-13 1992-01-12 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1995-01-11 1995-07-13 1996-01-12 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1999-01-11 1999-07-13 2000-01-12 $7700.00 Window Closed / Lapsed

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag