CN203175797U - Lightweight energy-saving air compressor - Google Patents
Lightweight energy-saving air compressor Download PDFInfo
- Publication number
- CN203175797U CN203175797U CN 201320218886 CN201320218886U CN203175797U CN 203175797 U CN203175797 U CN 203175797U CN 201320218886 CN201320218886 CN 201320218886 CN 201320218886 U CN201320218886 U CN 201320218886U CN 203175797 U CN203175797 U CN 203175797U
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- air compressor
- energy
- saving air
- crankcase
- lightweight
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Abstract
A lightweight energy-saving air compressor comprises a cylinder sleeve, wherein a crank case is installed on the outer side of the cylinder sleeve, a connecting rod is installed in an inner cavity of the cylinder sleeve, a cylinder cover valve plate assembly is installed at the top end of the cylinder sleeve, an end cover is installed at the upper portion of the cylinder cover valve plate assembly, a piston is installed at the top end of the connecting rod and located in an inner cavity of the cylinder sleeve, and the inside of the piston is of a hollow structure. The lightweight energy-saving air compressor is light in weight and is optimized in structure, and the crank case and a cylinder body are integrated, so that high temperature at the top of the piston is reduced through temperature transferred by a piston ring to the cylinder sleeve, the discharge temperature of the air compressor is effectively reduced, and early abrasion of the cylinder sleeve and the piston ring assembly caused by the high temperature is prevented.
Description
Technical field
The utility model relates to a kind of air compressor, especially for the air compressor of automotive field.
Background technique
Even it is higher that domestic automobile air compressor rated speed when work reaches 2300rpm, the cylinder body of air compressor and crankcase are two parts, all adopt the cast iron structure, and connecting rod adopts middle-carbon steel to forge, the air compressor assembly Heavy Weight after assembling is finished, and vibrations are big, and noise is big; And cylinder body and crankcase divide body structure, can produce bigger assembly error, and the position degree of cylinder body cylinder hole and crankcase crankshaft center and the error of perpendicularity may cause assembly eccentric wear at work, increase to scurry oil mass, reduce the working life of product.Air compressor adopts cylinder cap valve plate water quench at present, with respect to the earliest air-cooled air compressor good raising has been arranged on life-span and performance, but its cylinder body is still the radiating fin air-cooled structure form that adopts, air compressor assembly temperature when work still can raise, and may be overheated, its cylinder body and wear of piston-rings are still bigger, reduce the sealing of piston ring, cause and scurry oil, form carbon distribution, the air compressor clearance volume is diminished, and the air compressor temperature rise further increases, and serious carbon distribution will cause piston ring stuck, lost efficacy, thereby cause into, outlet valve lost efficacy because of carbon distribution, finally cause the air compressor can't proper functioning, simultaneously, owing to air compressor is scurried oil follow-up air drier and the oil of the valve series products rubber parts dipping machine in the braking system are damaged.In the process that air compressor moves reciprocatingly, by oil lubricating, therefore machine oil inevitably can be brought in the pressurized gas, when air compressor in the pressure of inspiration(Pi) compression process, temperature raises (particularly above 220 ℃) and when the temperature in the cylinder reaches certain value, machine oil will be combusted into and produce the very little carbon distribution of particle, when carbon distribution is assembled in cylinder head and pipeline and is more and more, thereby carbon distribution has occupied the circulation of the space limit compression air of cylinder head and pipeline, and then cause the compressor operating difficulty, running temperature raises, and this operating mode further causes more string oil and carbon distribution, causes system to worsen more rapidly.
Application number is that the international application of WO/2009/149616 discloses a kind of rotary compressor, comprises rotating cylinder cylinder body and working piston cylinder hole, the cylinder body of wherein two orthogonal axis rotations is vertically set on cylindrical barrels piece, working piston mutually and correspondingly respectively is arranged on two cylinder holes, is connected at the eccentric shaft upper piston hole of eccentric journal bearing.The rotating cylinder compressor has reduced manufacture cost and has overcome the mass unbalance factor of link motion parts, has got rid of the operating vibration generation source of compressor product, but technological scheme complex structure, the product weight of this application are big.
The model utility content
The utility model is namely improved at above-mentioned defective, provides a kind of lightweight energy-saving air compressor.
Comprise cylinder liner according to the energy-saving air compressor of lightweight of the present utility model, crankcase is equipped with in this cylinder liner outside, the inner chamber of described cylinder liner is equipped with connecting rod, the cylinder cap valve board assembly is equipped with on the top of described cylinder liner, end cap is equipped with on this cylinder cap valve board assembly top, piston is equipped with on described connecting rod top, and this piston is positioned at the cylinder liner inner chamber.
Preferably, the structure of described crankcase is linking body structure.
Preferably, the material of described crankcase is metal in above-mentioned arbitrary scheme.
Preferably, the material of described crankcase is light-weight metal in above-mentioned arbitrary scheme.
Preferably, the material of described crankcase is aluminium in above-mentioned arbitrary scheme.
Preferably, the material of described crankcase is aluminum alloy in above-mentioned arbitrary scheme.
Preferably, the material of described connecting rod is metal in above-mentioned arbitrary scheme.
Preferably, the material of described connecting rod is light-weight metal in above-mentioned arbitrary scheme.
Preferably, the material of described connecting rod is aluminium in above-mentioned arbitrary scheme.
Preferably, the material of described connecting rod is aluminum alloy in above-mentioned arbitrary scheme.
Preferably, described piston is connected by finger setting with connecting rod in above-mentioned arbitrary scheme.
Preferably, described internal piston is hollow structure in above-mentioned arbitrary scheme, and this hollow structure is convenient to process and can alleviate the weight of piston.
Preferably, piston-ring packing is equipped with in the described piston outside in above-mentioned arbitrary scheme, and described piston-ring packing is used for the sealing between piston and the cylinder liner.
Preferably, described piston outer side surface is equipped with piston-ring packing in above-mentioned arbitrary scheme.
Preferably, described crankcase contacts with the end of described cylinder liner in above-mentioned arbitrary scheme.
Preferably, described crankcase contacts with the outer side wall at the two end part of described cylinder liner in above-mentioned arbitrary scheme.
Preferably, the end outer side wall that described cylinder liner contacts with described crankcase has groove in above-mentioned arbitrary scheme.
Preferably, the two end part outer side wall that described cylinder liner contacts with described crankcase all has groove in above-mentioned arbitrary scheme.
Preferably, embedded sealing ring in the groove of described cylinder liner end outer side wall is used for being tightly connected between cylinder liner and the crankcase in above-mentioned arbitrary scheme.
Preferably, described seal ring is O-ring seals in above-mentioned arbitrary scheme, and the quantity of described seal ring is at least two, and lays respectively in the groove of cylinder liner end outer side wall.
Preferably, form cavity between described crankcase and the described cylinder liner in above-mentioned arbitrary scheme.
Preferably, the middle part of described crankcase and described cylinder liner sidewall forms cavity in above-mentioned arbitrary scheme.
Preferably, form cooling water chamber between described crankcase and the described cylinder liner in above-mentioned arbitrary scheme.
Preferably, the sidewall of described crankcase and described cylinder liner middle part forms cooling water chamber in above-mentioned arbitrary scheme.
Preferably, form cooling water chamber between described crankcase intracavity sidewall and the described cylinder liner in above-mentioned arbitrary scheme.
Preferably, described cylinder cap valve board assembly is that bolt is connected with the Placement of crankcase in above-mentioned arbitrary scheme.
Preferably, described cylinder cap valve board assembly comprises the water channel chamber in above-mentioned arbitrary scheme.
Preferably, described water channel chamber is communicated with the watercourse through-hole of described crankcase upper surface in above-mentioned arbitrary scheme, and the watercourse through-hole of described water channel chamber and described crankcase upper surface constitutes cooling water channel.
Preferably, between described cylinder liner and crankcase and the cylinder cap valve board assembly pad is housed in above-mentioned arbitrary scheme.
In above-mentioned arbitrary scheme preferably, the bottom mechanical connection of the top of described cylinder liner and cylinder cap valve board assembly, pad is equipped with in the joint between the bottom of the top of cylinder liner and cylinder cap valve board assembly.
Preferably, described pad is rubber sheet gasket in above-mentioned arbitrary scheme.
Preferably, described end cap comprises suction port in above-mentioned arbitrary scheme.
Preferably, described end cap comprises the air outlet in above-mentioned arbitrary scheme.
Preferably, described end cap comprises water intake in above-mentioned arbitrary scheme.
Preferably, described crankcase comprises water outlet in above-mentioned arbitrary scheme.
In above-mentioned arbitrary scheme preferably, described cylinder liner is pressed in the aluminium disjunctor crankcase, between the effect therapeutic method to keep the adverse qi flowing downward cylinder sleeve of O RunddichtringO up and down and crankcase, form cooling water chamber, the crankcase upper surface leaves watercourse through-hole, and UNICOM forms cooling water channel up and down between the water channel chamber of watercourse through-hole and cylinder cap valve board assembly.
The working method of the energy-saving air compressor of lightweight of the present utility model is: the train of motor drives the driving gear of described air compressor, the piston that is positioned at the air compressor cylinder cover is moved reciprocatingly, air compressor sucks air by the suction port on the end cap and suction valve, inhaled air is discharged from relief opening through the outlet valve on the end cap after being compressed by piston, and by entering gas receiver behind outlet pipe, the exsiccator, pressurized air is stored in and is car load usefulness gas system air feed in the gas receiver.When the pressure of gas receiver reaches the exsiccator cracking pressure, the outlet valve of the pressurized air drying device in the gas receiver enters atmosphere, because automobile is constantly used gas, pressure in the gas receiver is constantly descended, when the pressure in the gas receiver reaches the exsiccator closing pressure, the exsiccator exhaust valve closure, air compressor recovers air feed.
Cooling water enters from the water intake of air compressor in the energy-saving air compressor working procedure of lightweight of the present utility model, and cooling vent, cooling water channel, the cooling water chamber of the cylinder cap valve board assembly of flowing through according to this, flow out from water outlet then, cooling water flow cools off cylinder liner and inner piston and piston-ring packing thereof when the air compressor internal component, thereby the degree of wear, reduction delivery temperature, the minimizing that reduce cylinder liner and piston and piston assembly are scurried oil mass, thereby are avoided oil pollution piston head and other component and pipeline, air valve etc.
The characteristics of lightweight energy-saving air compressor of the present utility model are in light weight; structure optimization; crankcase and cylinder body are integral type; inner edge cylinder liner; effectively solve the cylinder hole and lose the perpendicularity that circle and assembling or processing aspect cause; the position degree is overproof; connecting rod is used aluminum alloy material instead; can cancel major part bearing shell and small end bushing; make the processing that is easy to simple in structure; and effectively reduce weight and inertial force; alleviating of energy-saving air compressor assembly weight integral body is conducive to reduce vibrations minimizing noise, the cooling water chamber that the edge cylinder liner forms thereupon, and effectively the high temperature to piston head cools off by the temperature that piston ring is delivered on the cylinder liner; cooling water is through end cap; valve plate; cylinder liner turns back to the cooling system of motor, effectively reduces the delivery temperature of air compressor, and protection cylinder liner and piston-ring packing are because of the high wearing and tearing in advance that produce of temperature; effectively reduce and scurry oil; reduce Oil Consumption, effectively increase air compressor air drier subsequently, the long-term working life of air brake valve class part.The energy-saving air compressor of lightweight can cool off cylinder sleeve in cylinder interior, and to piston assembly, the cylinder cap valve board assembly cools off, and reduces the compression exhaust temperature, reduces string oil and carbon distribution, reaches energy-conservation and increases product working life.Reduce oil pollution piston head and component, pipeline and each air valve afterwards.
Lightweight energy-saving air technology of compressors scheme provided by the utility model comprises the combination in any of each part mentioned above, and the simple change of each part mentioned above assembly or combination still are protection domain of the present utility model.
More multioperation all is known for those of ordinary skills, repeats no more.
Description of drawings
Fig. 1 is the cross-sectional view according to a preferred embodiment of the energy-saving air compressor of lightweight of the present utility model;
Fig. 2 is external structure schematic representation embodiment illustrated in fig. 1;
Letter is represented respectively among Fig. 1-Fig. 2:
A cylinder liner b crankcase
C connecting rod d cooling water chamber
E is cooling water channel f water intake up and down
G water outlet h water channel chamber
K piston-ring packing m O RunddichtringO
N cylinder cap valve board assembly p end cap
The r piston.
Embodiment
In order to understand the utility model better, describe in detail respectively according to the energy-saving air compressor preferred embodiment of lightweight of the present utility model below in conjunction with accompanying drawing.
Embodiment 1: Fig. 1, Fig. 2 are respectively according to the sectional structure chart of a preferred embodiment of the energy-saving air compressor of the utility model lightweight and external structure schematic representation, in the present embodiment, the energy-saving air compressor of lightweight comprises cylinder liner a, this cylinder liner a is equipped with crankcase b in the outside, the inner chamber of described cylinder liner a is equipped with connecting rod c, this connecting rod c is aluminium matter connecting rod, cylinder cap valve board assembly n is equipped with on the top of described cylinder liner a, this cylinder cap valve board assembly n is equipped with end cap p in top, described connecting rod c is equipped with piston r in the top, and this piston r is positioned at cylinder liner a inner chamber.
In the present embodiment, the structure of described crankcase b is linking body structure.
In the present embodiment, described piston r is connected by finger setting with connecting rod c.
In the present embodiment, described piston r inside is hollow structure, and this hollow structure is convenient to process and can alleviate the weight of piston.
In the present embodiment, described piston r is equipped with piston-ring packing k in the outside, and described piston-ring packing k is used for the sealing between piston r and the cylinder liner a.
In the present embodiment, described crankcase b contacts with the end of described cylinder liner a.
In the present embodiment, the material of described crankcase b is metal.
In the present embodiment, the material of described connecting rod c is metal.
In the present embodiment, described crankcase b contacts with the outer side wall at the two end part of described cylinder liner a.
In the present embodiment, described cylinder liner a has groove with the end outer side wall that described crankcase b contacts.
In the present embodiment, described cylinder liner a all has groove with the two end part outer side wall that described crankcase b contacts.
In the present embodiment, setting-in O RunddichtringO m in the groove of described cylinder liner a end outer side wall is used for being tightly connected between cylinder liner a and the crankcase b.
In the present embodiment, the quantity of described O RunddichtringO m is at least two, and lays respectively in the groove of cylinder liner a end outer side wall.
In the present embodiment, the middle part of described crankcase b and described cylinder liner a sidewall forms cavity.
In the present embodiment, form cooling water chamber d between described crankcase b intracavity sidewall and the described cylinder liner a sidewall middle part.
In the present embodiment, described cylinder cap valve board assembly n comprises water channel chamber h.
In the present embodiment, described water channel chamber h is communicated with the watercourse through-hole of described crankcase b upper surface, and the watercourse through-hole of described water channel chamber h and described crankcase b upper surface constitutes cooling water channel e up and down.
In the present embodiment, the bottom mechanical connection of the top of described cylinder liner a and cylinder cap valve board assembly n, pad is equipped with in the joint between the bottom of the top of cylinder liner a and cylinder cap valve board assembly n.
In the present embodiment, described end cap p comprises suction port.
In the present embodiment, described end cap p comprises the air outlet.
In the present embodiment, described end cap p comprises water intake f.
In the present embodiment, described crankcase b comprises water outlet g.
In the present embodiment, described cylinder liner a is pressed in the crankcase b, formation cooling water chamber d between the effect therapeutic method to keep the adverse qi flowing downward cylinder sleeve a of O RunddichtringO m up and down and crankcase b, crankcase b upper surface leaves watercourse through-hole, and UNICOM forms cooling water channel e up and down between the water channel chamber h of watercourse through-hole and cylinder cap valve board assembly n.
The working method of the energy-saving air compressor of lightweight of present embodiment is: the train of motor drives the driving gear of described air compressor, the piston r that is positioned at air compressor cylinder cover a is moved reciprocatingly, air compressor sucks air by the suction port on the end cap p and suction valve, inhaled air is discharged from relief opening through the outlet valve on the end cap p after being compressed by piston r, and by entering gas receiver behind outlet pipe, the exsiccator, pressurized air is stored in and is car load usefulness gas system air feed in the gas receiver.When the pressure of gas receiver reaches the exsiccator cracking pressure, the outlet valve of the pressurized air drying device in the gas receiver enters atmosphere, because automobile is constantly used gas, pressure in the gas receiver is constantly descended, when the pressure in the gas receiver reaches the exsiccator closing pressure, the exsiccator exhaust valve closure, air compressor recovers air feed.
Cooling water enters from the water intake f of air compressor in the energy-saving air compressor working procedure of lightweight of the present utility model, and the cooling vent of the cylinder cap valve board assembly n that flows through according to this, cooling water channel, cooling water chamber d, flow out from water outlet g then, cooling water flow cools off cylinder liner a and inner piston r and piston-ring packing k thereof when the air compressor internal component, thereby the degree of wear, reduction delivery temperature, the minimizing that reduce cylinder liner a and piston r and piston-ring packing k are scurried oil mass, thereby are avoided oil pollution piston r top and other component and pipeline, air valve etc.
The characteristics of the lightweight energy-saving air compressor of present embodiment are in light weight; structure optimization; crankcase b and cylinder body are integral type; inner edge cylinder liner a; effectively solve the cylinder hole and lose the perpendicularity that circle and assembling or processing aspect cause; the position degree is overproof; connecting rod is used aluminum alloy material instead; can cancel major part bearing shell and small end bushing; make the processing that is easy to simple in structure; and effectively reduce weight and inertial force; alleviating of energy-saving air compressor assembly weight integral body is conducive to reduce vibrations minimizing noise, the cooling water chamber that the edge cylinder liner forms thereupon, and effectively the high temperature to piston head cools off by the temperature that piston ring is delivered on the cylinder liner; cooling water is through end cap p; valve plate; cylinder liner a turns back to the cooling system of motor, effectively reduces the delivery temperature of air compressor, has protected cylinder liner a and piston-ring packing k because of the high wearing and tearing in advance that produce of temperature; effectively reduce and scurry oil; reduced Oil Consumption, effectively increased air compressor air drier subsequently, the long-term working life of air brake valve class part.The energy-saving air compressor of lightweight can cool off cylinder sleeve in cylinder interior, and to piston assembly, cylinder cap valve board assembly n cools off, and reduces the compression exhaust temperature, reduces string oil and carbon distribution, reaches energy-conservation and increases product working life.Reduce oil pollution piston r top and component, pipeline and each air valve afterwards.
The lightweight energy-saving air technology of compressors scheme that present embodiment provides comprises the combination in any of each part mentioned above, and the simple change of each part mentioned above assembly or combination still are protection domain of the present utility model.
More multioperation all is known for those of ordinary skills, repeats no more.
Embodiment 2: the energy-saving air compressor of lightweight, with embodiment 1, difference is that the material of described crankcase b is light-weight metal.
Embodiment 3: the energy-saving air compressor of lightweight, with embodiment 1, difference is that the material of described crankcase b is aluminium.
Embodiment 4: the energy-saving air compressor of lightweight, with embodiment 1, difference is that the material of described crankcase b is aluminum alloy.
Embodiment 5: the energy-saving air compressor of lightweight, with embodiment 3, difference is that described crankcase b is aluminium disjunctor crankcase.
Embodiment 6: the energy-saving air compressor of lightweight, with embodiment 3, difference is that the material of described connecting rod c is light-weight metal.
Embodiment 7: the energy-saving air compressor of lightweight, with embodiment 3, difference is that the material of described connecting rod c is aluminium.
Embodiment 8: the energy-saving air compressor of lightweight, with embodiment 3, difference is that the material of described connecting rod c is aluminum alloy.
Embodiment 9: the energy-saving air compressor of lightweight, with embodiment 3, difference is that described pad is rubber sheet gasket.
Claims (20)
1. the energy-saving air compressor of lightweight, comprise cylinder liner, crankcase is equipped with in this cylinder liner outside, the inner chamber of described cylinder liner is equipped with connecting rod, the cylinder cap valve board assembly is equipped with on the top of described cylinder liner, and end cap is equipped with on this cylinder cap valve board assembly top, and piston is equipped with on described connecting rod top, this piston is positioned at the cylinder liner inner chamber, it is characterized in that: the structure of described crankcase is linking body structure.
2. the energy-saving air compressor of lightweight as claimed in claim 1, it is characterized in that: the material of described crankcase is metal.
3. the energy-saving air compressor of lightweight as claimed in claim 1, it is characterized in that: the material of described crankcase is light-weight metal.
4. the energy-saving air compressor of lightweight as claimed in claim 1, it is characterized in that: the material of described crankcase is aluminum alloy.
5. the energy-saving air compressor of lightweight as claimed in claim 1, it is characterized in that: described piston is connected by finger setting with connecting rod.
6. as claim 1 or the energy-saving air compressor of 5 described lightweights, it is characterized in that: piston-ring packing is equipped with in the described piston outside.
7. the energy-saving air compressor of lightweight as claimed in claim 1, it is characterized in that: described crankcase contacts with the outer side wall at the two end part of described cylinder liner.
8. as claim 1 or the energy-saving air compressor of 7 described lightweights, it is characterized in that: the two end part outer side wall that described cylinder liner contacts with described crankcase all has groove.
9. the energy-saving air compressor of lightweight as claimed in claim 1 is characterized in that: embedded sealing ring in the groove of described cylinder liner end outer side wall.
10. the energy-saving air compressor of lightweight as claimed in claim 9, it is characterized in that: described seal ring is O-ring seals, and the quantity of described seal ring is at least two, and lays respectively in the groove of cylinder liner end outer side wall.
11. the energy-saving air compressor of lightweight as claimed in claim 1 is characterized in that: form cavity between described crankcase and the described cylinder liner.
12. the energy-saving air compressor of lightweight as claimed in claim 1 is characterized in that: form cooling water chamber between described crankcase and the described cylinder liner.
13. the energy-saving air compressor of lightweight as claimed in claim 1 is characterized in that: the material of described connecting rod is light-weight metal.
14. the energy-saving air compressor of lightweight as claimed in claim 1 is characterized in that: described cylinder cap valve board assembly comprises the water channel chamber.
15. as claim 1 or the energy-saving air compressor of 14 described lightweights, it is characterized in that: described water channel chamber is communicated with the watercourse through-hole of described crankcase upper surface, the watercourse through-hole of described water channel chamber and described crankcase upper surface constitutes cooling water channel.
16. the energy-saving air compressor of lightweight as claimed in claim 1 is characterized in that: described end cap comprises suction port.
17. as claim 1 or the energy-saving air compressor of 16 described lightweights, it is characterized in that: described end cap comprises the air outlet.
18. as claim 1 or the energy-saving air compressor of 16 described lightweights, it is characterized in that: described end cap comprises water intake.
19. the energy-saving air compressor of lightweight as claimed in claim 1 is characterized in that: described crankcase comprises water outlet.
20. as claim 1 or the energy-saving air compressor of 10 described lightweights, it is characterized in that: described cylinder liner is pressed in the aluminium disjunctor crankcase, between the effect therapeutic method to keep the adverse qi flowing downward cylinder sleeve of O RunddichtringO up and down and crankcase, form cooling water chamber, the crankcase upper surface leaves watercourse through-hole, and UNICOM forms cooling water channel up and down between the water channel chamber of watercourse through-hole and cylinder cap valve board assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320218886 CN203175797U (en) | 2013-04-26 | 2013-04-26 | Lightweight energy-saving air compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320218886 CN203175797U (en) | 2013-04-26 | 2013-04-26 | Lightweight energy-saving air compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203175797U true CN203175797U (en) | 2013-09-04 |
Family
ID=49072504
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320218886 Expired - Lifetime CN203175797U (en) | 2013-04-26 | 2013-04-26 | Lightweight energy-saving air compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203175797U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104963820A (en) * | 2015-07-10 | 2015-10-07 | 广西玉柴机器股份有限公司 | Air compressor |
| US10001120B2 (en) | 2015-08-31 | 2018-06-19 | Bendix Commercial Vehicle Systems Llc | Lightweight compressor crankcase assembly and method |
-
2013
- 2013-04-26 CN CN 201320218886 patent/CN203175797U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104963820A (en) * | 2015-07-10 | 2015-10-07 | 广西玉柴机器股份有限公司 | Air compressor |
| US10001120B2 (en) | 2015-08-31 | 2018-06-19 | Bendix Commercial Vehicle Systems Llc | Lightweight compressor crankcase assembly and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210630 Address after: No.2666, Development Zone Avenue, Ruian Economic Development Zone, Wenzhou City, Zhejiang Province, 325200 Patentee after: Zhejiang Ruili air compressor equipment Co.,Ltd. Address before: 325200 Zhejiang city of Wenzhou province Ruian Economic Development Zone No. 1169 Yu Meng Lu Patentee before: Ruili Group Ruian Auto Parts Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130904 |
|
| CX01 | Expiry of patent term |