IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0777436
(2001-02-06)
|
우선권정보 |
JP-0033527 (2000-02-10); JP-0380350 (2000-12-14) |
발명자
/ 주소 |
- Takura, Toshiyasu
- Tanabe, Yoshifumi
|
출원인 / 주소 |
- Toshiba Tec Kabushiki Kaisha
|
대리인 / 주소 |
Frishauf, Holtz, Goodman & Chick, P.C.
|
인용정보 |
피인용 횟수 :
34 인용 특허 :
6 |
초록
▼
A motor-driven pump with a plurality of impellers, includes a pump housing provided on an electric motor, and an impeller unit provided in an inner space of the housing, the housing having two fluid inlet port regions on two sides near and away from the motor in a longitudinal direction of an output
A motor-driven pump with a plurality of impellers, includes a pump housing provided on an electric motor, and an impeller unit provided in an inner space of the housing, the housing having two fluid inlet port regions on two sides near and away from the motor in a longitudinal direction of an output shaft of the motor, and having one fluid discharge port region between the inlet port regions, and the unit including a pair of impellers having a partition wall fixed to the output shaft, directing to the discharge port region, and partitioning the inner space into two portions near and away from the motor, and a pair of blade groups provided on both sides of the partition wall.
대표청구항
▼
A motor-driven pump with a plurality of impellers, includes a pump housing provided on an electric motor, and an impeller unit provided in an inner space of the housing, the housing having two fluid inlet port regions on two sides near and away from the motor in a longitudinal direction of an output
A motor-driven pump with a plurality of impellers, includes a pump housing provided on an electric motor, and an impeller unit provided in an inner space of the housing, the housing having two fluid inlet port regions on two sides near and away from the motor in a longitudinal direction of an output shaft of the motor, and having one fluid discharge port region between the inlet port regions, and the unit including a pair of impellers having a partition wall fixed to the output shaft, directing to the discharge port region, and partitioning the inner space into two portions near and away from the motor, and a pair of blade groups provided on both sides of the partition wall. agewise development process, wherein for each value in the first set of values there is a corresponding value in the second set of values, each of the two values providing a substantially identical image density when the photographic material is developed. 9. A method according to claim 8, in which the imagewise development is performed in accordance with a predetermined ratio of developer application between maximum image density areas and minimum image density areas of the image to be produced. 10. A method according to claim 9, wherein the ratio of developer application between maximum image density areas and minimum image density areas of the image to be produced is between 20:1 and 1.5:1. 11. A method according to claim 10, wherein the ratio of developer application between maximum image density areas and minimum image density areas of the image to be produced is between 8:1 and 3:1. 12. A method according to claim 10, wherein the ratio of developer application between maximum image density areas and minimum image density areas of the image to be produced is 4:1. 13. A method according to claim 1, in which the photographic material is selected from the group consisting of photographic paper, translucent film, transparent film and reflection print materials. 14. A method according to claim 1, in which the at least one developer applied is applied using a fluid-jet applicator. 15. A method of determining a required exposure for creating an image on photographic material in accordance with the method of claim 1, comprising the steps of: (a) selecting a value of exposure on a desired sensitometry relationship for a non-imagewise development process; (b) identifying the value of image density to which said selected value of exposure corresponds; and (c) from a sensitometry relationship for an imagewise development process, identifying a value of exposure which provides the same image density as obtained in step (b). 16. A method according to claim 15, further comprising the step of: repeating steps (a) to (c) for a plurality of different values of exposure on the desired sensitometry relationship, and storing the obtained values from step (c) in a look-up table. 17. A photographic processing system, comprising: a processor unit to receive image information relating to an image to be printed; an exposure device to expose said image onto photographic material; and a developer applicator to apply developer to the photographic material in an imagewise manner, wherein the processor unit is arranged to control the exposure so as to account for the response of the photographic material to the amount of developer applied. 18. A system according to claim 17, further comprising a scanner to scan film containing an image and to provide image information to the processing unit. 19. A system according to claim 17, wherein the exposure is controlled by an optical mask to control the intensity of light incident onto the photographic material. 20. A system according to claim 17, wherein the image information provided to the processor unit is obtained from a digital image. 21. A system according to claim 17, in which the photographic material is selected from the group consisting of photographic paper, translucent film, transparent film and reflection print materials. 22. A system according to claim 17, in which the developer applicator is a fluid-jet applicator. agneto-rheological fluid to allow the plunger system to be moved within the internal space to axially move the shaft relative to the housing to attain a desired overall length for the shaft system, and solidify the fluid thereafter to inhibit movement of the plunger system to lock the shaft system at the attained length. 2. The variable length shaft system of claim 1, including a stopping mechanism located within said housing. 3. The variable length shaft system of claim 1, wherein said plunger system includes an upper and a lower plunger. 4. The variable length shaft system of claim 1, further comprising a steering wheel connect to said variable length shaft system, wherein said variable length shaft system is a steering column which allows for adjustment and position look of said steering wheel. 5. The variable length shaft system of claim 1, further comprising a seatback and a headrest attached to said seatback by said variable length shaft system, said variable length shaft system allowing for adjustment and position lock of said headrest relative to said seat back. 6. The variable length shaft system of claim 1, further comprising a vehicle having a door pivotally attached thereto and adjustably held in an open position by said variable length shaft system. 7. The variable length shaft system of claim 1, further comprising a seat bottom and a seatback pivotal relative to said seat bottom, wherein said variable length shaft system is utilized in conjunction with said seat bottom and said seatback allowing for pivotal adjustment and position lock of said seatback relative to said seat bottom. 8. The variable length shaft system of claim 1, further comprising a seatback and a headrest pivotally mounted to said seatback, wherein said variable length shaft system is utilized in conjunction with a spring loaded pivoting device allowing for quick forward motion of said headrest in an even of an accident. 19811000, Falkenbach; US-4335860, 19820600, Grandel et al.; US-4371118, 19830200, Sontheimer et al.; US-4373677, 19830200, Kunihiro; US-4396159, 19830800, Podell; US-4487509, 19841200, Boyce; US-4506836, 19850300, Williams; US-4629131, 19861200, Podell; US-4691870, 19870900, Fukunaga et al.; US-4741482, 19880500, Coggiola et al.; US-5323973, 19940600, Ferrara, Jr.; US-5338111, 19940800, Trocherie et al.; US-5353697, 19941000, Venturati et al.; US-5567049, 19961000, Beaudet et al.; US-5639161, 19970600, Sirianni; US-5779358, 19980700, Bevington; US-5809872, 19980900, Sundquist; US-6112649, 20000900, Jeong; US-6186425, 20010200, Celso De Almeida Mattos; US-6209810, 20010400, Brisard; US-6350053, 20020200, Morin; US-6375102, 20020400, Bouleau et al.; US-2002/0012288, 20020100, Masip et al.; US-2002/0071340, 20020600, Juriga to establish a solution of concentrated lubricant and dilutent material in said mixing tank which is a predetermined ratio of weight of concentrated lubricant to weight of dilution material. 4. A mass balance proportioner for weighing and mixing a concentrated lubricant and a dilution material to form a diluted lubricant having a dilution ratio based upon weight of concentrated lubricant to weight of dilution material as defined in claim 3, further including a second valve located in said outlet of said mixing tank for controlling the flow of said solution of diluted lubricant in said mixing tank into said storage tank and a third valve located in said outlet of said storage tank for controlling the flow of said solution of diluted lubricant material from said storage tank to a use location, said control being connected to said second and third valves to control the operation thereof. 5. A mass balance proportioner for weighing and mixing a concentrated lubricant and a dilution material to form a diluted lubricant having a dilution ratio based upon weight of concentrated lubricant to weight of dilution material as defined in claim 3, further including a mixing tank level sensor connected to said control for sensing the level of said liquid in said mixing tank and effecting said control to close said first valve and deenergize said pump in the event the liquid level in said mixing tank reaches a predetermined maximum level. 6. A mass balance proportioner for weighing and mixing a concentrated lubricant and a dilution material to form a diluted lubricant having a predetermined dilution ratio based upon weight of concentrated lubricant to weight of dilution material as defined in claim 5, further including a second liquid level sensor connected to said control for sensing the liquid level in said storage tank and for effecting said control to close said second valve in the event the liquid level in said storage tank reaches a predetermined maximum level. 7. A mass balance proportioner for weighing and mixing a concentrated lubricant and a dilution material to form a diluted lubricant having a predetermined dilution ratio based upon weight of concentrated lubricant to weight of dilution material as defined in claim 6, further including a third liquid level sensor connected to said controller for sensing the level of liquid in said storage tank and effecting said control to open said second valve from said mixing tank when the liquid level in said storage tank reaches a predetermined minimum level to dump the mixture of diluted lubricant in said mixing tank to said storage tank. 8. A mass balance proportioner for weighing and mixing a concentrated lubricant and a dilution material to form a diluted lubricant having a predetermined dilution ratio based upon weight of concentrated lubricant to weight of dilution material as defined in claim 3, wherein said output signal from said scale includes a first output signal which is indicative of the weight of dilution material in said mixing tank and a second output signal which is indicative of the weight of concentrated lubricant in said mixing tank. 9. Apparatus for mixing a concentrated lubricant and a dilution material by weight comprising a first container, a first inlet for directing a supply of a concentrated lubricant into the first container, a second inlet for directing a supply of a dilution material to the first container, a scale for weighing the dilution material in said first container and for weighing the concentrated lubricant in said first container to create a diluted lubricant in said first container which is based upon a predetermined ratio of weight of concentrated lubricant to weight of dilution material, a first mixer for mixing the concentrated lubricant and the dilution material in said first container to form a substantially homogeneous solution of diluted lubricant, an outlet for directing the substantially homogeneous solution of lubricant from said first conta iner, a second container for receiving from said outlet said substantially homogeneous solution of lubricant from said first container for storing said homogeneous solution of lubricant for use, a second mixer for mixing the substantially homogeneous solution of lubricant in said second container to maintain the solution substantially homogeneous and an outlet from said second container for directing the mixed lubricant and dilution material to a use location. 10. Apparatus for mixing a concentrated lubricant and a dilution material by weight as defined in claim 9, further including a sump located at the use location for collecting excess solution of the diluted lubricant and a return conduit for directing said excess solution of diluted lubricant to said second container for re-mixing and reuse. 11. Apparatus for mixing a concentrated lubricant and a dilution material by weight as defined in claim 9, wherein said scale establishes an output signal indicative of the weight of material in said first container, further including a control for controlling the flow of concentrated lubricant and dilution material to said first container and the predetermined ratio of concentrated lubricant to dilution material by weight, said control receiving said output signal from said scale and sensing the weight of said concentrated lubricant and the weight of said dilution material in said first container, a first valve for controlling the flow of said dilution material to said first container, a pump for pumping concentrated lubricant to said first container, said control being connected to said first valve for controlling the flow of said dilution material to said first container and controlling the energization of said pump to control the flow of concentrated lubricant to said first container in response to said output signal from said scale to form a solution of a concentrated lubricant and a dilution material which is a predetermined ratio based on weight of concentrated lubricant to weight of dilution material. 12. Apparatus for mixing a concentrated lubricant and a dilution material by weight as defined in claim 11, further including a second valve located in said outlet in said first container for controlling the flow of said solution of diluted lubricant from said first container to said second container and a third valve located in said output from said second container for controlling the flow of said solution of diluted lubricant from said second container to a use location. 13. Apparatus for mixing a concentrated lubricant and a dilution material by weight as defined in claim 12, further including a second liquid level sensor connected to said control for sensing the liquid level in said second container and effecting said control to close said second valve in the event the liquid level in said second container reaches a predetermined maximum level. 14. Apparatus for mixing a concentrated lubricant and a dilution material by weight as defined in claim 13, further including a third liquid level sensor connected to said control for sensing the level of liquid in said second container and effecting said control to open said second valve in the event the liquid level in said second container reaches a predetermined minimum level to dump the solution of diluted lubricant in said first container into said second container. 15. Apparatus for mixing a concentrated lubricant and a dilution material by weight as defined in claim 12, further including a third liquid level sensor connected to said control for sensing the level of liquid in said second container and effecting said control to open said second valve in the event the liquid level in said second container reaches a predetermined minimum level to dump the solution of diluted lubricant in said first container into said second container. 16. Apparatus for mixing a concentrated lubricant and dilution material by weight as defined in claim 11, further including a first liquid level se nsor connected to said control for sensing the liquid level in said first container and for effecting said control to close said first valve and deenergize said pump in the event the liquid level in said first container reaches a predetermined maximum level. 17. Apparatus for mixing a concentrated lubricant and a dilution material by weight as defined in claim 11, wherein said output signal from said scale includes a first output signal which is indicative of the weight of dilution material in said first container, and a second output signal which is indicative of the weight of concentrated lubricant in said second container.
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