CN201539306U - Novel free-piston engine with fixed dead centers - Google Patents
Novel free-piston engine with fixed dead centers Download PDFInfo
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- CN201539306U CN201539306U CN200920218304XU CN200920218304U CN201539306U CN 201539306 U CN201539306 U CN 201539306U CN 200920218304X U CN200920218304X U CN 200920218304XU CN 200920218304 U CN200920218304 U CN 200920218304U CN 201539306 U CN201539306 U CN 201539306U
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- connecting rod
- piston
- unstable
- rotationally connected
- slideway
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Abstract
The utility model discloses a novel free-piston engine with fixed dead centers. The novel free-piston engine comprises a piston, a cylinder, a motion component and a crankshaft, wherein the piston is integrated with the motion component or connected with the same via a rigid body, the piston is arranged in the cylinder partially or totally and is rotationally connected with one end of a first connecting rod directly or via an elastic body or sliding block, the other end of the first connecting rod is connected with a connecting rod pin of the crankshaft, the motion component is connected with one end of a second connecting rod directly or via an elastic body or sliding block, and the other end of the second connecting rod is rotationally connected with the connecting rod pin of the crankshaft. Due to the elastic connecting rods and the elastic bodies and by reasonably adjusting lengths of the elastic connecting rods and Hooke coefficient and precompression degree of the elastic bodies, the free-piston engine has the determined upper dead center and the lower dead center which is determined relatively, and then adaptability, safety and reliability of the free-piston engine are increased.
Description
Technical field
The utility model relates to engine art.
Background technique
As everyone knows, reciprocating internal combustion engine has had the history in more than 100 year, is a kind of extremely successful hot merit switch machine.But the human at present energy environment problem that is run into is had higher requirement to the hot merit switch machine.For this reason, reciprocating internal combustion engine just seems that volume is big, weight is big, efficient is low, low emission is poor.In the last few years, people began to pay attention to especially the research and development of free piston engine.Compare advantage such as free piston engine has the efficient height, emission performance is good, and volume is little, in light weight with reciprocating-piston engine.But the very large problem of uncontrollable and operational noise of the upper and lower stop of free-piston engine never is resolved, and general free-piston engine majority is two stroke engine, becomes the huge obstacle of free-piston engine commercial applications.Need to invent a kind of free-piston engine for this reason,, and both can do the two-stroke operation pattern, can do the four-cycle operation pattern again with the controllability and the applicability of raising free-piston engine.
Summary of the invention
In order to overcome above-mentioned defective, the utility model discloses a kind of novel stationary point free piston engine.The purpose of this utility model is achieved in that
A kind of novel stationary point free piston engine, comprise piston, cylinder, kinematic configuration part and bent axle, described piston is made as integral type with described kinematic configuration part or is connected through rigid body, described piston portion or all be arranged in the described cylinder, one end of the described piston and first elastic link is rotationally connected, the other end of described first elastic link and the pitman pin of described bent axle are rotationally connected, or described piston is rotationally connected through an end of elastomer and first connecting rod, the other end of described first connecting rod and the pitman pin of described bent axle are rotationally connected, or on described piston, establish slideway, described piston in being arranged on described slideway slide block and an end of described first connecting rod be slidingly connected, the other end of described first connecting rod and the pitman pin of described bent axle are rotationally connected; One end of the described kinematic configuration part and second elastic link is rotationally connected, the other end of described second elastic link and the pitman pin of described bent axle are rotationally connected, or described kinematic configuration part is rotationally connected through an end of described elastomer and second connecting rod, the other end of described second connecting rod and the pitman pin of described bent axle are rotationally connected, or on described kinematic configuration part, establish described structure spare slideway, described kinematic configuration part in being arranged on described structure spare slideway described slide block and an end of described second connecting rod be slidingly connected, the other end of described second connecting rod and the pitman pin of described bent axle are rotationally connected.
The so-called rigid body of the utility model is for elastomer, and the rigid body of miniature deformation can only take place for itself.So-called rigidity connecting rod is for elastic link, and the connecting rod of miniature deformation can only take place for itself.
The so-called kinematic configuration part of the utility model is meant the structure spare that can move, and is first-class as the piston and the hammer ram of the piston of internal-combustion engine, the piston of air compressor, the piston of oil hydraulic motor, reciprocal fluid pump.
Described slideway is made as the straight line type slideway or is made as cambered way, and described structure spare slideway is made as straight line type structure part slideway or is made as arcuate structure spare slideway.The setting of described slideway is in order to make connecting rod can produce displacement with the tie point or the connecting rod of piston on vertical and substantially horizontal with the tie point of described kinematic configuration part, to avoid connecting rod to produce when motion and interfere, playing the flexible effect of connecting rod that is equivalent to.
Be made as described straight line type slideway and described structure spare slideway at described slideway and be made as in the structure of described straight line type structure part slideway, described first connecting rod and described second connecting rod are made as integral type.
Described first connecting rod is made as elastic link or is made as the rigidity connecting rod, and described second connecting rod is made as elastic link or is made as the rigidity connecting rod.
A kind of novel stationary point free piston engine, comprise piston, cylinder, kinematic configuration part and bent axle, described piston is made as integral type with described kinematic configuration part or is connected through rigid body, described piston portion or all be arranged in the described cylinder, one end of the described piston and first unstable connecting rod is rotationally connected, the other end of described first unstable connecting rod and the pitman pin of described bent axle are rotationally connected, one end of the described kinematic configuration part and second unstable connecting rod is rotationally connected, the other end of described second unstable connecting rod and the pitman pin of described bent axle are rotationally connected, the length of described first unstable connecting rod is more than or equal to being the base with the distance between piston rod tie point and the structure part rod connection point, with the crank radius of described bent axle is the length of a high leg-of-mutton waist, the length of described second unstable connecting rod is more than or equal to being the base with the distance between described piston rod tie point and the described structure spare rod connection point, is the length of high leg-of-mutton another waist with the crank radius of described bent axle.
Described first unstable connecting rod is made as two linkage type unstable connecting rods, many linkage types unstable connecting rod, chain type unstable connecting rod, rope chain type unstable connecting rod, cable type unstable connecting rod, telescopic unstable connecting rod or the wherein combination of two or more unstable connecting rods, and described second unstable connecting rod is made as two linkage type unstable connecting rods, many linkage types unstable connecting rod, chain type unstable connecting rod, rope chain type unstable connecting rod, cable type unstable connecting rod, telescopic unstable connecting rod or the wherein combination of two or more unstable connecting rods.
The so-called unstable connecting rod of the utility model is meant can not bear pressure, can only bear the connecting rod of pulling force, as two traditional connecting rods, many connecting rods, chain, chain and rope etc.
Described kinematic configuration part is made as structure part piston, and structure part cylinder is set outside described structure spare piston, and described structure spare piston is made as power piston, and described structure spare cylinder is made as ram, and described bent axle is made as pto.
Described kinematic configuration part is made as structure part piston, and structure part cylinder is set outside described structure spare piston, and described structure spare piston is made as load piston, and described structure spare cylinder is made as the load cylinder.
The so-called power piston of the utility model refers to the piston of internal-combustion engine, and so-called ram refers to the cylinder of internal-combustion engine.
Bent axle in the utility model can be provided with flywheel gear, and described bent axle can be used as the power source of timing mechanism, perhaps as the signal source of controlling timing mechanism.Simultaneously, described bent axle also can be used as pto.
The so-called load piston of the utility model refers to the piston of external work done, as the piston of air compressor, and the piston of the piston of oil hydraulic motor and reciprocal fluid pump etc.; So-called load cylinder refers to and the corresponding cylinder body of load piston, as the cylinder of air compressor, and the cylinder body of oil hydraulic motor and the reciprocal cylinder body etc. of fluid pump.
Described first connecting rod is rotationally connected with the same pitman pin or the different pitman pin of described bent axle with described second connecting rod.
Described novel stationary point free piston engine is made as two stroke engine or is made as four stroke engine.
Described kinematic configuration part is made as the hammer ram head.
The utility model has following actively useful effect:
1, the utility model is because elastic link and elastomeric setting, length and elastomeric Hooke coefficient and precompression degree by reasonable adjustment elastic link, can make free-piston engine have definite top dead center and the relative lower dead center of determining, improve applicability, Security and the reliability of free-piston engine.
2, the utility model has reduced the quality that connecting rod rotates owing to unstable connecting rod and elastomeric setting, and then reduces the quality of complete machine, has improved the stationarity of motor.
Description of drawings
Fig. 1 is the utility model one embodiment's a structural representation;
Fig. 2 structural representation that to be the utility model bent axle be rotationally connected with piston and motion structure spare respectively by rigidity connecting rod and elastomer;
Fig. 3 structural representation that to be the utility model bent axle be rotationally connected with piston and motion structure spare respectively by the slide block in the straight line type slideway;
Fig. 4 structural representation that to be the utility model bent axle be rotationally connected with piston and motion structure spare respectively by the slide block in the cambered way;
Fig. 5 is the structural representation that structure spare piston of the present utility model and structure part cylinder are made as load piston and load cylinder respectively;
Fig. 6 is the structural representation that unstable connecting rod of the present utility model is set to many linkage types unstable connecting rod;
Fig. 7 is the structural representation that unstable connecting rod of the present utility model is set to the chain type unstable connecting rod;
Fig. 8 is the structural representation that unstable connecting rod of the present utility model is set to rope chain type unstable connecting rod;
Fig. 9 is the structural representation that unstable connecting rod of the present utility model is set to the cable type unstable connecting rod;
Figure 10 is the structural representation that unstable connecting rod of the present utility model is set to telescopic unstable connecting rod;
Figure 11 is the structural representation that kinematic configuration part of the present utility model is set to the hammer ram head;
Figure 12 is the structural representation that the utility model first connecting rod and second connecting rod are made as integral type.
Accompanying drawing number
1. piston 2. cylinders 3. bent axles
11. kinematic configuration part 4. elastomers 110. structure part pistons
201. structure part cylinder 101. load piston 202. load cylinders
61. first elastic link, 62. second elastic links, 5. slide blocks
8. slideway 111. hammer ram heads 701. two linkage type unstable connecting rods
702. many linkage types unstable connecting rod 703. chain type unstable connecting rods 704. rope chain type unstable connecting rods
705. cable type unstable connecting rod 1001. power pistons 2001. rams
706. telescopic unstable connecting rod 71. first connecting rods 72. second connecting rods
81. straight line type slideway 82. cambered waies 801. structure part slideways
8011. straight line type structure part slideway 8012. arcuate structure spare slideways 91. first unstable connecting rods
92. second unstable connecting rod, 711. piston rod tie points, 712. structure part rod connection points
Embodiment
Novel stationary point free piston engine as shown in Figure 1, comprise piston 1, cylinder 2, kinematic configuration part 11 and bent axle 3, described piston 1 is made as integral type with described kinematic configuration part 11 or is connected through rigid body 10, described piston 1 partly or entirely is arranged in the described cylinder 2, one end of the described piston 1 and first elastic link 61 is rotationally connected, the pitman pin of the other end of described first elastic link 61 and described bent axle 3 is rotationally connected, one end of the described kinematic configuration part 11 and second elastic link 62 is rotationally connected, and the pitman pin of the other end of described second elastic link 62 and described bent axle 3 is rotationally connected.Described novel stationary point free piston engine is made as two stroke engine or is made as four stroke engine.
Novel stationary point free piston engine as shown in Figure 2, comprise piston 1, cylinder 2, kinematic configuration part 11 and bent axle 3, described piston 1 is made as integral type with described kinematic configuration part 11 or is connected through rigid body 10, described piston 1 partly or entirely is arranged in the described cylinder 2, described piston 1 is rotationally connected through the end of elastomer 4 with first connecting rod 71, the pitman pin of the other end of described first connecting rod 71 and described bent axle 3 is rotationally connected, described kinematic configuration part 11 is rotationally connected through the end of described elastomer 4 with second connecting rod 72, and the pitman pin of the other end of described second connecting rod 72 and described bent axle 3 is rotationally connected.Described kinematic configuration part 11 is made as structure part piston 110, structure part cylinder 201 is set outside described structure spare piston 110, described structure spare piston 110 is made as power piston 1001, and described structure spare cylinder 201 is made as ram 2001, and described bent axle 3 is made as pto.Described first connecting rod 71 is made as rigidity connecting rod 7, and described second connecting rod 72 is made as rigidity connecting rod 7.Described novel stationary point free piston engine is made as two stroke engine or is made as four stroke engine.
In addition, described first connecting rod 71 is made as elastic link 6, and described second connecting rod 72 is made as elastic link 6.
Novel stationary point free piston engine as shown in Figure 3, comprise piston 1, cylinder 2, kinematic configuration part 11 and bent axle 3, described piston 1 is made as integral type with described kinematic configuration part 11 or is connected through rigid body 10, described piston 1 partly or entirely is arranged in the described cylinder 2, on described piston 1, establish slideway 8, the slide block 5 of described piston 1 in being arranged on described slideway 8 is slidingly connected with an end of described first connecting rod 71, the pitman pin of the other end of described first connecting rod 71 and described bent axle 3 is rotationally connected, on described kinematic configuration part 11, establish described structure spare slideway 801, the described slide block 5 of described kinematic configuration part 11 in being arranged on described structure spare slideway 801 is slidingly connected with an end of described second connecting rod 72, and the pitman pin of the other end of described second connecting rod 72 and described bent axle 3 is rotationally connected.Described slideway 8 is made as straight line type slideway 81, and described structure spare slideway 801 is made as straight line type structure part slideway 8011.Described kinematic configuration part 11 is made as structure part piston 110, structure part cylinder 201 is set outside described structure spare piston 110, described structure spare piston 110 is made as power piston 1001, and described structure spare cylinder 201 is made as ram 2001, and described bent axle 3 is made as pto.Described novel stationary point free piston engine is made as two stroke engine or is made as four stroke engine.
Novel stationary point free piston engine as shown in Figure 4, comprise piston 1, cylinder 2, kinematic configuration part 11 and bent axle 3, described piston 1 is made as integral type with described kinematic configuration part 11 or is connected through rigid body 10, described piston 1 partly or entirely is arranged in the described cylinder 2, on described piston 1, establish slideway 8, the slide block 5 of described piston 1 in being arranged on described slideway 8 is slidingly connected with an end of described first connecting rod 71, the pitman pin of the other end of described first connecting rod 71 and described bent axle 3 is rotationally connected, on described kinematic configuration part 11, establish described structure spare slideway 801, the described slide block 5 of described kinematic configuration part 11 in being arranged on described structure spare slideway 801 is slidingly connected with an end of described second connecting rod 72, and the pitman pin of the other end of described second connecting rod 72 and described bent axle 3 is rotationally connected.Described slideway 8 is made as cambered way 82, and described structure spare slideway 801 is made as arcuate structure spare slideway 8012.Described kinematic configuration part 11 is made as structure part piston 110, structure part cylinder 201 is set outside described structure spare piston 110, described structure spare piston 110 is made as power piston 1001, and described structure spare cylinder 201 is made as ram 2001, and described bent axle 3 is made as pto.Described novel stationary point free piston engine is made as two stroke engine or is made as four stroke engine.
Novel stationary point free piston engine as shown in Figure 5, comprise piston 1, cylinder 2, kinematic configuration part 11 and bent axle 3, described piston 1 is made as integral type with described kinematic configuration part 11 or is connected through rigid body 10, described piston 1 partly or entirely is arranged in the described cylinder 2, one end of the described piston 1 and first unstable connecting rod 91 is rotationally connected, the pitman pin of the other end of described first unstable connecting rod 91 and described bent axle 3 is rotationally connected, one end of the described kinematic configuration part 11 and second unstable connecting rod 92 is rotationally connected, the pitman pin of the other end of described second unstable connecting rod 92 and described bent axle 3 is rotationally connected, the length of described first unstable connecting rod 91 is more than or equal to being the base with the distance between piston rod tie point 711 and the structure part rod connection point 712, with the crank radius of described bent axle 3 is the length of a high leg-of-mutton waist, the length of described second unstable connecting rod 92 is more than or equal to being the base with the distance between described piston rod tie point 711 and the described structure spare rod connection point 712, is the length of high leg-of-mutton another waist with the crank radius of described bent axle 3.Described kinematic configuration part 11 is made as structure part piston 110, and structure part cylinder 201 is set outside described structure spare piston 110, and described structure spare piston 110 is made as load piston 101, and described structure spare cylinder 201 is made as load cylinder 202.Described first unstable connecting rod 91 is made as two linkage type unstable connecting rods 701, and described second unstable connecting rod 92 is made as two linkage type unstable connecting rods 701.Described novel stationary point free piston engine is made as two stroke engine or is made as four stroke engine.
Novel stationary point free piston engine as shown in Figure 6, comprise piston 1, cylinder 2, kinematic configuration part 11 and bent axle 3, described piston 1 is made as integral type with described kinematic configuration part 11, described piston 1 partly or entirely is arranged in the described cylinder 2, described piston 1 end direct and first connecting rod 71 is rotationally connected, the pitman pin of the other end of described first connecting rod 71 and described bent axle 3 is rotationally connected, described kinematic configuration part 11 ends direct and second connecting rod 72 are rotationally connected, and the pitman pin of the other end of described second connecting rod 72 and described bent axle 3 is rotationally connected.Described kinematic configuration part 11 is made as structure part piston 110, structure part cylinder 201 is set outside described structure spare piston 110, described structure spare piston 110 is made as power piston 1001, and described structure spare cylinder 201 is made as ram 2001, and described bent axle 3 is made as pto.Described first unstable connecting rod 91 is made as many linkage types unstable connecting rod 702, and described second unstable connecting rod 92 is made as many linkage types unstable connecting rod 702.Described novel stationary point free piston engine is made as two stroke engine or is made as four stroke engine.
Novel stationary point free piston engine as shown in Figure 7 is on the basis of Fig. 6, and described first unstable connecting rod 91 is made as chain type unstable connecting rod 703, and described second unstable connecting rod 92 is made as chain type unstable connecting rod 703.
Novel stationary point free piston engine as shown in Figure 8 is on the basis of Fig. 6, and described first unstable connecting rod 91 is made as rope chain type unstable connecting rod 704, and described second unstable connecting rod 92 is made as rope chain type unstable connecting rod 704.
Novel stationary point free piston engine as shown in Figure 9 is on the basis of Fig. 6, and described first unstable connecting rod 91 is made as cable type unstable connecting rod 705, and described second unstable connecting rod 92 is made as cable type unstable connecting rod 705.
Novel stationary point free piston engine as shown in figure 10 is on the basis of Fig. 6, and described first unstable connecting rod 91 is made as telescopic unstable connecting rod 706, and described second unstable connecting rod 92 is made as telescopic unstable connecting rod 706.
In addition, described first unstable connecting rod 91 is made as the combination of above-mentioned two or more unstable connecting rods, and described second unstable connecting rod 92 is made as the combination of above-mentioned wherein two or more unstable connecting rods.
Novel stationary point free piston engine as shown in figure 11 is on the basis of Fig. 6, and described kinematic configuration part 11 is made as hammer ram head 111.
Novel stationary point free piston engine as shown in figure 12, be on the basis of Fig. 3, be made as described straight line type slideway and described structure spare slideway 801 at described slideway and be made as in the structure of described straight line type structure part slideway 8011, described first connecting rod 71 and described second connecting rod 72 are made as integral type.
Claims (10)
1. novel stationary point free piston engine, comprise piston (1), cylinder (2), kinematic configuration part (11) and bent axle (3), it is characterized in that: described piston (1) is made as integral type with described kinematic configuration part (11) or is connected through rigid body (10), described piston (1) partly or entirely is arranged in the described cylinder (2), described piston (1) is rotationally connected with an end of first elastic link (61), the pitman pin of the other end of described first elastic link (61) and described bent axle (3) is rotationally connected, or described piston (1) is rotationally connected through the end of elastomer (4) with first connecting rod (71), the pitman pin of the other end of described first connecting rod (71) and described bent axle (3) is rotationally connected, or on described piston (1), establish slideway (8), the slide block (5) of described piston (1) in being arranged on described slideway (8) is slidingly connected with an end of described first connecting rod (71), and the pitman pin of the other end of described first connecting rod (71) and described bent axle (3) is rotationally connected; Described kinematic configuration part (11) is rotationally connected with an end of second elastic link (62), the pitman pin of the other end of described second elastic link (62) and described bent axle (3) is rotationally connected, or described kinematic configuration part (11) is rotationally connected through the end of described elastomer (4) with second connecting rod (72), the pitman pin of the other end of described second connecting rod (72) and described bent axle (3) is rotationally connected, or on described kinematic configuration part (11), establish and construct part slideway (801), the described slide block (5) of described kinematic configuration part (11) in being arranged on described structure spare slideway (801) is slidingly connected with an end of described second connecting rod (72), and the pitman pin of the other end of described second connecting rod (72) and described bent axle (3) is rotationally connected.
2. novel stationary point free piston engine according to claim 1, it is characterized in that: described slideway (8) is made as straight line type slideway (81) or is made as cambered way (82), and described structure spare slideway (801) is made as straight line type structure part slideway (8011) or is made as arcuate structure spare slideway (8012).
3. as novel stationary point free piston engine as described in the claim 2, it is characterized in that: be made as described straight line type slideway (81) and described structure spare slideway (801) at described slideway (8) and be made as in the structure of described straight line type structure part slideway (8011), described first connecting rod (71) and described second connecting rod (72) are made as integral type.
4. novel stationary point free piston engine according to claim 1, it is characterized in that: described first connecting rod (71) is made as elastic link (6) or is made as rigidity connecting rod (7), and described second connecting rod (72) is made as elastic link (6) or is made as rigidity connecting rod (7).
5. novel stationary point free piston engine, comprise piston (1), cylinder (2), kinematic configuration part (11) and bent axle (3), it is characterized in that: described piston (1) is made as integral type with described kinematic configuration part (11) or is connected through rigid body (10), described piston (1) partly or entirely is arranged in the described cylinder (2), described piston (1) is rotationally connected with an end of first unstable connecting rod (91), the pitman pin of the other end of described first unstable connecting rod (91) and described bent axle (3) is rotationally connected, described kinematic configuration part (11) is rotationally connected with an end of second unstable connecting rod (92), the pitman pin of the other end of described second unstable connecting rod (92) and described bent axle (3) is rotationally connected, the length of described first unstable connecting rod (91) is more than or equal to being the base with the distance between piston rod tie point (711) and structure part rod connection point (712), with the crank radius of described bent axle (3) is the length of a high leg-of-mutton waist, the length of described second unstable connecting rod (92) is more than or equal to being the base with the distance between described piston rod tie point (711) and the described structure spare rod connection point (712), is the length of high leg-of-mutton another waist with the crank radius of described bent axle (3).
6. as novel stationary point free piston engine as described in the claim 5, it is characterized in that: described first unstable connecting rod (91) is made as two linkage type unstable connecting rods (701), many linkage types unstable connecting rod (702), chain type unstable connecting rod (703), rope chain type unstable connecting rod (704), cable type unstable connecting rod (705), telescopic unstable connecting rod (706) or the wherein combination of two or more unstable connecting rods, described second unstable connecting rod (92) are made as two linkage type unstable connecting rods (701), many linkage types unstable connecting rod (702), chain type unstable connecting rod (703), rope chain type unstable connecting rod (704), cable type unstable connecting rod (705), telescopic unstable connecting rod (706) or the wherein combination of two or more unstable connecting rods.
7. as novel stationary point free piston engine as described in claim 1 or 5, it is characterized in that: described kinematic configuration part (11) is made as structure part piston (110), structure part cylinder (201) is set outside described structure spare piston (110), described structure spare piston (110) is made as power piston (1001), described structure spare cylinder (201) is made as ram (2001), and described bent axle (3) is made as pto.
8. as novel stationary point free piston engine as described in claim 1 or 5, it is characterized in that: described kinematic configuration part (11) is made as structure part piston (110), structure part cylinder (201) is set outside described structure spare piston (110), described structure spare piston (110) is made as load piston (101), and described structure spare cylinder (201) is made as load cylinder (202).
9. as novel stationary point free piston engine as described in claim 1 or 5, it is characterized in that: described novel stationary point free piston engine is made as two stroke engine or is made as four stroke engine.
10. as novel stationary point free piston engine as described in claim 1 or 5, it is characterized in that: described kinematic configuration part (11) is made as hammer ram head (111).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920218304XU CN201539306U (en) | 2009-09-25 | 2009-10-13 | Novel free-piston engine with fixed dead centers |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920217060.3 | 2009-09-25 | ||
| CN200920218304XU CN201539306U (en) | 2009-09-25 | 2009-10-13 | Novel free-piston engine with fixed dead centers |
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| Publication Number | Publication Date |
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| CN201539306U true CN201539306U (en) | 2010-08-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN200920218304XU Expired - Lifetime CN201539306U (en) | 2009-09-25 | 2009-10-13 | Novel free-piston engine with fixed dead centers |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101660447B (en) * | 2009-10-13 | 2013-06-05 | 靳北彪 | Novel stationary point free piston engine |
| TWI644017B (en) * | 2015-09-30 | 2018-12-11 | 徐夫子 | Power transmission device with damping function and electric engine |
-
2009
- 2009-10-13 CN CN200920218304XU patent/CN201539306U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101660447B (en) * | 2009-10-13 | 2013-06-05 | 靳北彪 | Novel stationary point free piston engine |
| TWI644017B (en) * | 2015-09-30 | 2018-12-11 | 徐夫子 | Power transmission device with damping function and electric engine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20100804 Effective date of abandoning: 20091013 |
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| RGAV | Abandon patent right to avoid regrant |