IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0399520
(2001-05-16)
|
우선권정보 |
JP-2000-346472(2000-11-14) |
국제출원번호 |
PCT/JP01/004068
(2001-05-16)
|
§371/§102 date |
20030417
(20030417)
|
국제공개번호 |
WO02/040786
(2002-05-23)
|
발명자
/ 주소 |
|
출원인 / 주소 |
|
대리인 / 주소 |
Birch, Stewart, Kolasch &
|
인용정보 |
피인용 횟수 :
15 인용 특허 :
2 |
초록
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A controller apparatus for a faucet, for controlling the faucet using energy created by electric power generation, wherein all components used therein keep necessary performance thereof for a long period of time and wherein no components require exchange thereof until the product service-life of the
A controller apparatus for a faucet, for controlling the faucet using energy created by electric power generation, wherein all components used therein keep necessary performance thereof for a long period of time and wherein no components require exchange thereof until the product service-life of the faucet apparatus is reached, thereby realizing true maintenance-free apparatus. The controller apparatus for a faucet comprises a capacitor; a voltage conversion means for converting the capacitor voltage to a predetermined voltage; a faucet controller circuit operated with electricity supplied from the voltage conversion means; and an electromagnetic valve for opening or closing a flow passage by said faucet controller circuit. The controller apparatus for a faucet further comprises an electric power generation means and a primary battery, and the capacitor is charged with either of an output of the electric power generation means and the primary battery.
대표청구항
▼
What is claimed is: 1. A controller apparatus for a faucet, comprising: a capacitor; a voltage conversion means for converting a voltage across said capacitor to a predetermined voltage; a faucet controller circuit being operated with supply of electricity from said voltage conversion means; an ele
What is claimed is: 1. A controller apparatus for a faucet, comprising: a capacitor; a voltage conversion means for converting a voltage across said capacitor to a predetermined voltage; a faucet controller circuit being operated with supply of electricity from said voltage conversion means; an electromagnetic valve for opening or closing a flow passage by said faucet controller circuit; an electric power generation means for generating electric power; a primary battery; and a charge controller means for controlling a charging process from said primary battery to said capacitor, wherein said capacitor is charged with either of an output of said electric power generation means and said primary battery. 2. A controller apparatus for a faucet, as defined in claim 1, wherein said charge controller means controls the charging process depending on the voltage across said capacitor. 3. A controller apparatus for a faucet, as defined in claim 1, wherein said charge controller means restricts a supply of electricity from said primary battery to said faucet controller circuit. 4. A controller apparatus for a faucet, as defined in claim 1, wherein said charge controller means is a switching means. 5. A controller apparatus for a faucet, as defined in claim 1, wherein said charge controller means is an impedance changing means. 6. A controller apparatus for a faucet, as defined in claim 4, wherein said switching means breaks a connection between said primary battery and said capacitor depending on a load current of said faucet controller circuit. 7. A controller apparatus for a faucet, as defined in claim 4, wherein said switching means breaks a connection between said primary battery and said capacitor when an output of said voltage conversion means decreases. 8. A controller apparatus for a faucet, as defined in claim 4, wherein said switching means breaks a connection between said primary battery and said capacitor for a predetermined time after conduction of electricity into said electromagnetic valve. 9. A controller apparatus for a faucet, as defined in claim 5, wherein said impedance changing means changes an impedance of a connection between said primary battery and said capacitor to a high impedance depending on a load current of said faucet controller means. 10. A controller apparatus for a faucet, as defined in claim 5, wherein said impedance changing means changes an impedance of a connection between said primary battery and said capacitor to a high impedance when an output of said voltage conversion means decreases. 11. A controller apparatus for a faucet, as defined in claim 5, wherein said impedance changing means changes an impedance of a connection between said primary battery and said capacitor into a high impedance for a predetermined time after conduction of electricity into said electromagnetic valve. 12. A controller apparatus for a faucet, as defined in claim 1, wherein said voltage conversion means is a switching type voltage conversion circuit. 13. A controller apparatus for a faucet, as defined in claim 1, wherein said charge controller means is a resistor. 14. A controller apparatus for a faucet, as defined in claim 4, wherein said voltage conversion means is a switching type voltage conversion circuit, and a connection between said primary battery and said capacitor is broken when said switching type voltage conversion circuit conducts a switching operation. 15. A controller apparatus for a faucet, as defined in claim 5, wherein said voltage conversion means is a switching type voltage conversion circuit, and an impedance of a connection between said primary battery and said capacitor is changed to a high impedance when said switching type voltage conversion circuit conducts a switching operation. 16. A controller apparatus for a faucet, as defined in claim 12, wherein said voltage conversion circuit is a voltage booster circuit. 17. A controller apparatus for a faucet, as defined in claim 5, wherein said impedance changing means is either of a series connection and a parallel connection of a resistor and a switching element. 18. A controller apparatus for a faucet, as defined in claim 5, wherein said impedance changing means conducts an ON/OFF control of a switching element. 19. A controller apparatus for a faucet, as defined in claim 1, further comprising a discharge means for discharging said capacitor when the voltage across said capacitor is equal to or greater than a predetermined voltage. 20. A controller apparatus for a faucet, as defined in claim 19, wherein said discharge means is constructed with a resistor and a switching element. 21. A controller apparatus for a faucet, as defined in claim 19, further comprising a human body detection means for detecting a user of the faucet, wherein a frequency of operations of said human body detection means is controlled depending on the voltage across said capacitor. 22. A controller apparatus for a faucet, as defined in claim 1, wherein said electric power generation means is a hydroelectric generator provided within the flow passage of the faucet. 23. A controller apparatus for a faucet, as defined in claim 1, wherein said electric power generation means is a solar battery provided on or in vicinity of a main body of the faucet. 24. A controller apparatus for a faucet, as defined in claim 1, wherein said electric power generation means is a thermal power generating element thermally connected to the flow passage of the faucet. 25. A controller apparatus for a faucet, as defined in claim 1, wherein said electric power generation means is a combination of at least two selected from a hydroelectric generator provided within the flow passage of the faucet, a solar battery provided on or in vicinity of a main body of the faucet, and a thermal power generating element thermally connected to the flow passage of the faucet. 26. A controller apparatus for a faucet, as defined in claim 22, wherein said electric power generation means is constructed to be exchangeable with another electric power generation means. 27. A controller apparatus for a faucet, as defined in claim 22, wherein at an output of said electric power generation means is provided an output voltage restriction circuit. 28. A controller apparatus for a faucet, as defined in claim 22, further comprising an electric power consumption circuit, and an exchanger means for connecting either of said capacitor and said electric power consumption circuit to an output of the generator. 29. A controller apparatus for a faucet, as defined in claim 28, wherein said exchanger means is controlled depending on charge voltage of said capacitor. 30. A controller apparatus for a faucet, comprising: a hydroelectric generator provided within a flow passage of the faucet; an electricity storage means charged by said generator; a faucet controller circuit operated with supply of electricity from said electricity storage means; an electromagnetic valve for opening or closing the flow passage by said faucet controller circuit; an electric power consumption circuit; and an exchanger means for connecting either of said electric power consumption circuit and said electricity storage means to an output of said generator, wherein said exchanger means connects either of the electric power consumption circuit and the electricity storage means depending on charge voltage of said electricity storage means. 31. A controller apparatus for a faucet, comprising: a faucet controller configure to control an operation of the faucet; a voltage converter configured to convert a voltage across a capacitor to a predetermined voltage and to supply the converted voltage to the faucet controller; a valve configured to open and close a flow passage in the faucet based on control commands received from the faucet controller; an electric power generator attached to a water wheel provided in the water passage and configured to charge the capacitor when the flow passage is open and water is flowing through the flow passage; a primary battery connected between the electric power generator and the capacitor; and a switch disposed between an output of the primary battery and the capacitor, wherein the faucet controller controls the switch to open and close so as to control a charging process from the primary battery to the capacitor such that the capacitor is charged either by the electric power generator or the primary battery. 32. A controller apparatus for a faucet, as defined in claim 31, wherein said faucet controller controls the charging process depending on a voltage across said capacitor. 33. A controller apparatus for a faucet, as defined in claim 31, wherein said faucet controller turns the switch off to restrict a supply of electricity from said primary battery to said faucet controller circuit. 34. A controller apparatus for a faucet, as defined in claim 31, wherein said faucet controller turns off the switch when a voltage of the capacitor is above a predetermine value and turns on the switch when the voltage of the capacitor is below the predetermined value. 35. A controller apparatus for a faucet, as defined in claim 31, wherein the switch is a transistor or an impedance changing switch.
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