CN103696824B - A kind of oil temperature control bypass valve and be provided with the electromotor of this valve - Google Patents
A kind of oil temperature control bypass valve and be provided with the electromotor of this valve Download PDFInfo
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- CN103696824B CN103696824B CN201310721558.4A CN201310721558A CN103696824B CN 103696824 B CN103696824 B CN 103696824B CN 201310721558 A CN201310721558 A CN 201310721558A CN 103696824 B CN103696824 B CN 103696824B
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- oil
- temperature control
- bypass valve
- shell body
- oil temperature
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Abstract
The invention discloses a kind of oil temperature control bypass valve, including: shell body (1), its lower end is oil-in, and sidewall is provided with the first oil-out (1 1), the second oil-out (1 2) and the 3rd oil-out (1 3) vertically, and upper end is the 4th oil-out (1 4)；Upper fairlead (2), is provided with spring (3), its lower end closed and being positioned between described first oil-out (1 1) and the second oil-out (1 2), and sidewall is provided with conducting hydraulic fluid port (2 1)；Lower fairlead (4), is provided with lower spring (5), and the rigidity of described upper spring (3) is more than described lower spring (5)；Temperature control push-rod assembly, its push rod (7) is supported in described lower fairlead (4).Oil temperature control valve is organically become one by this valve with machine oil bypass valve, it is not only able to switch machine oil trend well, controls oil temperature, the most also there is bypass pressure-limiting function, its compact conformation, volume are little, lightweight, beneficially engine arrangement and the lightweight of parts.
Description
Technical field
The present invention relates to technical field of engines, particularly the OCV Oil Control Valve of electromotor.The present invention also relates to
And it is provided with the electromotor of described OCV Oil Control Valve.
Background technology
In engine operation process, oil temperature and flow are two very important indexs, and temperature is direct
Have influence on machine oil viscosity, thus affect the fretting wear between engine friction horsepower, parts；Flow
Often embody with the form of pressure, fuel delivery number directly influence electromotor and can normally work.
In engine operation process, between machine oil optimum temperature is 90-105 DEG C.If oil temperature is too low, example
As, when cold start-up and warming-up or in the case of underrun, affected by ambient temperature, oil temperature exists
Summer typically not over 40 DEG C, can reach-25 DEG C in the winter time, and even lower, diesel engine lubricating oil is with ore deposit
Thing oil is main, and viscosity temperature influence is relatively big (compared with synthetic motor oil), and low temperature causes lubricating oil viscosity big,
Poor fluidity, moving parts frictional resistance is big, and not only wear rate is higher, and engine power loss is big,
Oil consumption increases；If oil temperature is too high, then oil film thickness is not enough, and aeronautic ATE speed is accelerated.
Refer to Fig. 1, Fig. 1 is a kind of typical engine lubrication schematic diagram.
As it can be seen, the oil temperature control device that control engine lubricating oil is operated in optimum temperature is machine oil temperature
Control valve (being again machine oil thermostat, not shown in figure), this valve, when oil temperature is less than setting value, controls
Machine oil is directly entered main oil gallery without oil cooler, and oil cooler is easily to block in lubricating system
One of parts, once block, it is necessary to have bleed off circuit to provide lubrication for electromotor, otherwise the most in short-term
In, electromotor will wait malfunction and failure because of change watt.
For preventing lubricating system machine oil under-supply, it is usually provided with by machine oil at possible risk part
Logical valve, when this part (such as oil cooler) occurs blocking or fault, machine oil enters from other passage
Enter to need the position of lubrication, to ensure the abundance of main oil gallery fuel delivery.
In prior art, although being provided with oil temperature control valve and machine oil bypass valve on electromotor, but machine
Oil temperature control valve and machine oil bypass valve are separate two valves, not only need to be processed respectively,
Manufacturing, and it is separately installed to need to design corresponding oil duct, owing to component number is more, integration relatively
Difference, causes engine body processing to install sufficiently complex with valve body.
Therefore, how oil temperature control valve and machine oil bypass valve are carried out Integrated design, be this area skill
Art personnel's technical issues that need to address.
Summary of the invention
The first object of the present invention is to provide a kind of oil temperature control bypass valve.This valve is by oil temperature control valve
Organically become one with machine oil bypass valve, be not only able to switch machine oil trend well, control machine oil
Temperature, the most also has bypass pressure-limiting function, and its compact conformation, volume are little, lightweight, is conducive to sending out
Motivation is arranged and the lightweight of parts.
The second object of the present invention is to provide a kind of electromotor being provided with described oil temperature control bypass valve.
For achieving the above object, the present invention provides a kind of oil temperature control bypass valve, including:
Shell body, its lower end is oil-in, and sidewall is provided with the first oil-out, the second oil-out vertically
With the 3rd oil-out, upper end is the 4th oil-out；
It is provided with spring, its lower end closed and be positioned at described between upper fairlead, and described 4th oil-out
Between first oil-out and the second oil-out, sidewall is provided with the conducting corresponding with described first oil-out
Hydraulic fluid port；
Being provided with lower spring between lower fairlead, and described upper fairlead, the rigidity of described upper spring is more than institute
State lower spring；When it is in bottom, seal described 3rd oil-out, when it is in upper, seal described
Second oil-out；
Temperature control push-rod assembly, is relatively fixed with described shell body, and its push rod is supported in described lower fairlead.
Preferably, the outer circumference surface of described shell body be provided with lay respectively at above described 3rd oil-out and
The locating ring of lower section.
Preferably, described temperature control push-rod assembly includes push rod and the wax bag driving described push rod to stretch.
Preferably, the housing of described wax bag is relatively fixed with described shell body by support.
Preferably, described push rod periphery is provided with hollow fixed bolt, and the lower end of described fixed bolt is through propping up
Frame screws in the housing of described wax bag.
Preferably, described support is " V "-shaped, and the two ends of its bifurcated are welded with described shell body lower end
Connect；Described support, fixed bolt and wax bag are relatively fixed with shell body.
Preferably, described first oil-out, the second oil-out and the 3rd oil-out are respectively at described shell body
Upper circumferentially distributed.
Preferably, described first oil-out, the second oil-out and the 3rd oil-out are square opening, rectangular opening
Or circular port.
For realizing above-mentioned second purpose, the present invention also provides for a kind of electromotor, including engine body and machine
Oil control valve, described OCV Oil Control Valve is the oil temperature control bypass valve described in any of the above-described item.
Preferably, described body offers the passage of described oil temperature control bypass valve is installed；Described machine oil
Temperature control bypass valve coordinates location by locating ring and vias inner walls, shape between its shell body and vias inner walls
Circularizing oil duct, upper end is supported in described passage and leads to the inner of main oil gallery, the 3rd hydraulic fluid port and described passage
The hydraulic fluid port leading to oil cooler on inwall is corresponding.
Oil temperature control bypass valve provided by the present invention, by integrated with machine oil bypass valve for oil temperature control valve
Being integrated, both not only share a shell body, and are designed by unique control mode and oil circuit,
Can coordination, shell body is provided with an oil-in and four oil-outs, and by different-stiffness
Upper spring and lower spring support fairlead and lower fairlead respectively, temperature control push-rod assembly, spring and
Under the control of oil pressure, fairlead moves up and down each oil-out of control so that it is has machine oil and is directly entered main oil
Road, machine oil enter back into main oil gallery after entering oil cooler, and are directly entered during oil cooler blocking
Three kinds of different duties of main oil gallery, use such pile-up valve can realize oil temperature control
The combination function of valve and machine oil bypass valve, owing to having good integration, therefore need not to process respectively,
Manufacture, it is not required that design corresponding oil duct separately installed, can integral installation in same position, its structure
Compact, amount of parts is greatly decreased, for save space and weight and simplify engine body processing with
Valve body is installed and is provided very convenient condition.
In a kind of preferred version, the outer circumference surface of described shell body is provided with and lays respectively at the described 3rd and go out
Locating ring above and below hydraulic fluid port.This locating ring is the most when mounted, it is possible to on engine body
Vias inner walls interference fit, thus realize location to oil temperature control bypass valve, on the other hand, in peace
After dress, it is possible to play barrier effect, the ring shaped oil passage making the 3rd oil-out peripheral is relatively independent, it is to avoid with
Oil-in connects with other oil-outs.
The electromotor that the present invention provides is provided with described oil temperature control bypass valve, owing to described oil temperature control bypasses
Valve has above-mentioned technique effect, and the electromotor being provided with this oil temperature control bypass valve also possesses corresponding technology effect
Really.
Accompanying drawing explanation
Fig. 1 is a kind of traditional engine lubrication schematic diagram；
Fig. 2 is the lubrication principle figure of oil temperature control bypass valve provided by the present invention；
Fig. 3 is the exploded view of a kind of detailed description of the invention of oil temperature control bypass valve provided by the present invention；
Fig. 4 is oil temperature control bypass valve scheme of installation on engine body shown in Fig. 3；
Fig. 5 is the close-up schematic view of Fig. 4；
Fig. 6 is that oil temperature control bypass valve machine oil when being in the first duty moves towards schematic diagram；
Fig. 7 is that oil temperature control bypass valve machine oil when being in the second duty moves towards schematic diagram；
Fig. 8 is that oil temperature control bypass valve machine oil when being in three duties moves towards schematic diagram.
In figure:
1. shell body 1-1. the first oil-out 1-2. the second oil-out 1-3. the 3rd oil-out 1-4.
4. times fairlead 4-1. of spring on fairlead 2-1. conducting hydraulic fluid port 3. on 4th oil-out 2.
The stull 5. lower spring 6. hollow fixed bolt 10. of wax bag 7. push rod 8. support 9. positions
Ring 11. engine body 12. passage 13. hydraulic fluid port
Detailed description of the invention
The core of the present invention is on the premise of ensureing that oil circuit controls function, to oil temperature control valve and machine
Oil bypass valve carries out integrated design, thus reaches to simplify parts, reduces volume, alleviates weight, letter
Change the purpose such as processing and manufacturing and installation.
In order to make those skilled in the art be more fully understood that the present invention program, below in conjunction with the accompanying drawings and specifically
The present invention is described in further detail for embodiment.
Refer to Fig. 2, Fig. 3, Fig. 2 is the lubrication principle figure of oil temperature control bypass valve provided by the present invention；
Fig. 3 is the exploded view of a kind of detailed description of the invention of oil temperature control bypass valve provided by the present invention.
In a kind of detailed description of the invention, the oil temperature control bypass valve that the present invention provides, mainly by shell body
1, the parts such as upper fairlead 2, upper spring 3, lower fairlead 4, lower spring 5, temperature control push-rod assembly are constituted.
Shell body 1 is cylindrical, and its lower end is oil-in, axially from upper and have first on sidewall
Oil-out 1-1, the second oil-out 1-2 and the 3rd oil-out 1-3, upper end is the 4th oil-out 1-4, the
One oil-out 1-1, the second oil-out 1-2 and the 3rd oil-out 1-3 are square opening or rectangular opening, its quantity
It is respectively four, is uniformly distributed in the circumferential.
Upper fairlead 2 is copper sheathing, is positioned at shell body 1 internal, and its size is shorter, with shell body about 1
It is slidably matched and both contacts can keep sealing in sliding process, the lower end closed of upper fairlead 2
And between the first oil-out 1-1 and the second oil-out 1-2, from inside by the first oil-out 1-1 and
Two oil-out 1-2 separate, and are provided with the conducting hydraulic fluid port coincided with the first oil-out 1-1 on sidewall
2-1。
The upper end of shell body 1 is closing in shape, and one end of upper spring 3 is supported on annular closing in position, another
It is internal that end is supported on fairlead 2.
Lower fairlead 4 is also copper sheathing, is similarly positioned in the inside of shell body 1, its longer dimension, with shell
Body 1 slides up and down cooperation and both contacts can keep sealing in sliding process, and lower spring 5 is positioned at
Between upper fairlead 2 and lower fairlead 4, when fairlead 4 is in bottom instantly, seal the 3rd oil-out
1-3, when fairlead 4 is in upper instantly, seals the second oil-out 1-2.
Temperature control push-rod assembly is mainly by parts structures such as wax bag 6, push rod 7, support 8 and hollow fixed bolts 9
Become, for induction oil temperature, and when oil temperature changes, stretching by push rod 7, make
Lower fairlead 4 variation with temperature and move up and down.
Support 8 is " V "-shaped, and the two ends of its bifurcated are welded to connect with shell body 1 lower end, push rod 7
Being positioned at hollow fixed bolt 9 internal, the lower end of hollow fixed bolt 9 is through support 8 and wax pack housing (copper
Matter) it is connected, make wax pack housing be relatively fixed with shell body 1 by support 8, paraffin can push away when expanding
Dynamic push rod 7 moves, and push rod 7 upper end is supported on the radial direction stull 4-1 of lower fairlead 4 oil-in.
According to the purposes that electromotor is different, use the different qualities of machine oil, the control of oil temperature control bypass valve
Temperature can be adjusted according to application, just can make control by the paraffin component in regulation wax bag and volume
Temperature processed uprises step-down.
Needing to stress, the rigidity of upper spring 3 is greater than lower spring 5, " being more than " here
Referring to not affect spring 3 when lower spring 5 works, the rigidity i.e. going up spring 3 and lower spring 4 does not exist
The magnitude such as same, upper spring 3 can't deform when lower spring 4 stretches, only at the machine of superelevation
Under oil pressure, upper spring 3 just can bounce back.
Refer to Fig. 4, Fig. 5, Fig. 4 is that oil temperature control bypass valve shown in Fig. 3 is on engine body
Scheme of installation；Fig. 5 is the close-up schematic view of Fig. 4.
The outer circumference surface of shell body 1 is provided with twice locating ring 10, lays respectively on the 3rd oil-out 1-3
Side and lower section, be generally located in the middle part of shell body 1 and bottom.
Locating ring 10 1 aspect is when mounted, it is possible to the inwall interference of engine body 11 upper channel 12
Coordinate, thus realize the location to oil temperature control bypass valve, on the other hand, after mounting, it is possible to rise
Barrier effect, makes ring shaped oil passage peripheral for the 3rd oil-out 1-3 relatively independent, it is to avoid with oil-in and its
He connects by oil-out.
Offering the passage 12 installing oil temperature control bypass valve on engine body, oil temperature control bypass valve leads to
That crosses locating ring 10 and passage 12 inwall coordinates location, is formed between its shell body 1 and passage 12 inwall
Ring shaped oil passage, upper end is supported in passage 12 and leads to the inner of main oil gallery, the 3rd hydraulic fluid port 1-3 and passage 12
The hydraulic fluid port 13 leading to oil cooler on inwall is corresponding.
If the lower surface that above fairlead 2 seals is boundary, then the top half of shell body 1 is pressure control
Part processed, the latter half is temprature control unit, in engine operation process, when oil temperature is less than
When 90 DEG C, machine oil, without oil cooler, is directly entered body main oil gallery, keeps higher machine oil temperature
Degree, and make machine oil be rapidly heated, shorten the machine oil heating time；When oil temperature is more than 90 DEG C, temperature
Control partial act, make machine oil enter back into main oil gallery after oil cooler, prevent oil temperature too high,
Viscosity is too low, aging too fast；And when oil cooler fault, main oil gallery pressure reduces, make at pressure reduction
Under with, pressure controlling section is opened, and continues to main oil gallery fuel feeding.
Refer to Fig. 6, Fig. 7, Fig. 8, Fig. 6 is that oil temperature control bypass valve is when being in the first duty
Machine oil moves towards schematic diagram；Fig. 7 is that oil temperature control bypass valve machine oil trend when being in the second duty is shown
It is intended to；Fig. 8 is that oil temperature control bypass valve machine oil when being in three duties moves towards schematic diagram.
As it can be seen, when engine oil temperature is relatively low, oil temperature control bypass valve is in the normal state, under lead
Being in bottom to set 4, closed by the 3rd oil-out 1-3, machine oil is from the space of bottom bracket 8 enters
Housing 1 is internal, then flows out shell body 1, the most annularly oil duct upwards warp from the second oil-out 1-2
Cross the first oil-out 1-1 and flow back to shell body 1 inside, finally enter main oil gallery from the 4th oil-out 1-4,
Owing to machine oil is directly entered engine body without oil cooler, therefore, it is possible to make machine oil be rapidly heated.
When oil temperature is increased to 90 DEG C, the paraffin in wax bag 6 starts to melt expansion, promotes push rod 7
Overcome the elastic force of lower spring 5, thus promote lower fairlead 4 to move up, by close for the second oil-out 1-2
Envelope, makes the second oil-out 1-2 no longer organic oil flow out, after lower fairlead 4 moves up, its lower end
3rd oil-out 1-3 is opened simultaneously, and now machine oil flows out from the 3rd oil-out 1-3, enters into machine oil
Cooler cools down, it is ensured that machine oil works the optimum working temperature of 90-105 DEG C.
When oil cooler blocking causes engine oil pressure to be higher than upper spring 3 pressure, upper spring 3 is pressed
Contracting, upper fairlead 2 moves up under the thrust of hydraulic oil, and its lower surface sealed is generally located at first
The centre position of oil-out 1-1, makes the first oil-out 1-1 be in semi-open state, leads due to thereon
Logical hydraulic fluid port 2-1 and the first oil-out 1-1 is in half coincidence status, and therefore high-pressure oil is fuel-displaced through first
After shell body 1 is flowed out in the latter half of mouthful 1-1, it is possible to from the top half of the first oil-out 1-1 and upper
It is internal that the conducting hydraulic fluid port 2-1 of fairlead 2 flows back to shell body 1, finally flows into from the 4th oil-out 1-4 and sends out
Motivation main oil gallery, protection engine lubrication system can normally work, and has both improve the fuel oil warp of electromotor
Ji property, in turn ensure that electromotor reliability of operation.
Oil temperature control valve and machine oil bypass valve are integrated, not only by said engine oil temperature control bypass valve
Machine oil bypass can be realized well, control oil temperature, and be simultaneously achieved and limit engine oil pressure
Effect, its volume compact, save space, be more beneficial for engine arrangement, make parts lightweight, fall
Low engine consumption and abrasion, it is achieved that economy and the doulbe-sides' victory of reliability.
Certainly, above-described embodiment is only the preferred version of the present invention, is specifically not limited thereto, at this base
Can make according to actual needs having on plinth and adjust targetedly, thus obtain different embodiments.Example
As, upper fairlead 2 can use steel ball to realize with the sealing of shell body 1, or temperature control push-rod assembly is adopted
Electricity consumption prosecutor formula realization etc..These are all the technical schemes being equal to the embodiment of the present invention, due to possible
The mode realized is more, illustrates the most one by one.
Owing to above-described embodiment having contained electromotor that be provided with oil temperature control bypass valve, therefore to this
Bright provided electromotor just repeats no more.
Above oil temperature control bypass valve provided by the present invention and electromotor are described in detail.Herein
In apply specific case principle and the embodiment of the present invention be set forth, saying of above example
The bright core concept being only intended to help to understand the present invention.It should be pointed out that, for the art is common
For technical staff, under the premise without departing from the principles of the invention, it is also possible to the present invention is carried out some changing
Entering and modify, these improve and modify in the protection domain also falling into the claims in the present invention.
Claims (9)
1. an oil temperature control bypass valve, it is characterised in that including:
Shell body (1), its lower end is oil-in, sidewall is provided with vertically the first oil-out (1-1),
Two oil-outs (1-2) and the 3rd oil-out (1-3), upper end is the 4th oil-out (1-4)；
It is provided with spring (3), its lower end between upper fairlead (2), and described 4th oil-out (1-4)
Close and be positioned between described first oil-out (1-1) and the second oil-out (1-2), sidewall be provided with and
The conducting hydraulic fluid port (2-1) that described first oil-out (1-1) is corresponding；
Lower fairlead (4), and between described upper fairlead (2), it is provided with lower spring (5), described upper spring
(3) rigidity is more than described lower spring (5)；When described lower fairlead (4) is in bottom, seal described
3rd oil-out (1-3), when described lower fairlead (4) is in upper, seals described second oil-out (1-2)；
Temperature control push-rod assembly, is relatively fixed with described shell body (1), its push rod (7) be supported in described under
Fairlead (4)；
The outer circumference surface of described shell body (1) is provided with and lays respectively at described 3rd oil-out (1-3) top
Locating ring (10) with lower section.
Oil temperature control bypass valve the most according to claim 1, it is characterised in that described temperature control push rod
Assembly includes push rod (7) and the wax bag (6) driving described push rod (7) to stretch.
Oil temperature control bypass valve the most according to claim 2, it is characterised in that described wax bag (6)
Housing be relatively fixed with described shell body (1) by support (8).
Oil temperature control bypass valve the most according to claim 3, it is characterised in that described push rod (7)
Periphery is provided with hollow fixed bolt (9), and the lower end of described fixed bolt (9) is through support (8) and wax bag
(6) housing connects.
Oil temperature control bypass valve the most according to claim 4, it is characterised in that described support (8)
" V "-shaped, the two ends of its bifurcated are welded to connect with described shell body (1) lower end；Described support (8),
Fixed bolt (9) and wax bag (6) are relatively fixed with shell body (1).
Oil temperature control bypass valve the most according to claim 1, it is characterised in that described first fuel-displaced
Mouth (1-1), the second oil-out (1-2) and the 3rd oil-out (1-3) are respectively on described shell body (1)
Circumferentially distributed.
Oil temperature control bypass valve the most according to claim 6, it is characterised in that described first fuel-displaced
Mouth (1-1), the second oil-out (1-2) and the 3rd oil-out (1-3) are square opening, rectangular opening or circle
Hole.
8. an electromotor, including engine body and OCV Oil Control Valve, it is characterised in that described machine oil
Control valve is the oil temperature control bypass valve described in any one of the claims 1 to 7.
Electromotor the most according to claim 8, it is characterised in that described engine body (11)
On offer the passage (12) installing described oil temperature control bypass valve；Described oil temperature control bypass valve is by fixed
Position ring (10) coordinates location with passage (12) inwall, its shell body (1) and passage (12) inwall
Between formed ring shaped oil passage, upper end be supported in described passage (12) lead to main oil gallery the inner, the 3rd hydraulic fluid port
(1-3) corresponding with the hydraulic fluid port (13) leading to oil cooler on described passage (12) inwall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310721558.4A CN103696824B (en) | 2013-12-24 | 2013-12-24 | A kind of oil temperature control bypass valve and be provided with the electromotor of this valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310721558.4A CN103696824B (en) | 2013-12-24 | 2013-12-24 | A kind of oil temperature control bypass valve and be provided with the electromotor of this valve |
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| Publication Number | Publication Date |
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| CN103696824A CN103696824A (en) | 2014-04-02 |
| CN103696824B true CN103696824B (en) | 2016-11-23 |
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| CN201310721558.4A Active CN103696824B (en) | 2013-12-24 | 2013-12-24 | A kind of oil temperature control bypass valve and be provided with the electromotor of this valve |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102014016307A1 (en) * | 2014-11-06 | 2016-05-12 | Man Truck & Bus Ag | Device for monitoring an oil thermostat |
| US10920628B2 (en) | 2015-08-25 | 2021-02-16 | Cummins Inc. | Cooling assembly for a filter head of an engine |
| CN109083772A (en) * | 2018-08-17 | 2018-12-25 | 潍柴动力股份有限公司 | A kind of EGR by-passing valve and a kind of EGR bypass system |
| CN112615481B (en) * | 2021-01-20 | 2021-12-21 | 深圳市松莲电子有限公司 | Energy-saving self-cooling fan |
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|---|---|---|---|---|
| US4512300A (en) * | 1984-04-17 | 1985-04-23 | Cummins Engine Company, Inc. | Oil temperature control system for internal combustion engine |
| GB2298037A (en) * | 1995-02-18 | 1996-08-21 | Glacier Metal Co Ltd | Temperature regulating liquid conditioning arrangment |
| US6955150B2 (en) * | 2003-08-21 | 2005-10-18 | Marlon Euyvon Moss | Method and apparatus for efficiently cooling motorcycle engines |
| CN101278107A (en) * | 2005-09-29 | 2008-10-01 | Zf腓德烈斯哈芬股份公司 | Device for uncoupling the oil flow through a radiator |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3216530B2 (en) * | 1996-07-17 | 2001-10-09 | 三菱自動車工業株式会社 | Engine lubricating oil recirculation system |
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2013
- 2013-12-24 CN CN201310721558.4A patent/CN103696824B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4512300A (en) * | 1984-04-17 | 1985-04-23 | Cummins Engine Company, Inc. | Oil temperature control system for internal combustion engine |
| GB2298037A (en) * | 1995-02-18 | 1996-08-21 | Glacier Metal Co Ltd | Temperature regulating liquid conditioning arrangment |
| US5975245A (en) * | 1995-02-18 | 1999-11-02 | The Glacier Metal Company Limited | Temperature regulating liquid conditioning arrangement |
| US6955150B2 (en) * | 2003-08-21 | 2005-10-18 | Marlon Euyvon Moss | Method and apparatus for efficiently cooling motorcycle engines |
| CN101278107A (en) * | 2005-09-29 | 2008-10-01 | Zf腓德烈斯哈芬股份公司 | Device for uncoupling the oil flow through a radiator |
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