CN108730028A - A kind of rotor-reciprocating engine - Google Patents
A kind of rotor-reciprocating engine Download PDFInfo
- Publication number
- CN108730028A CN108730028A CN201810790229.8A CN201810790229A CN108730028A CN 108730028 A CN108730028 A CN 108730028A CN 201810790229 A CN201810790229 A CN 201810790229A CN 108730028 A CN108730028 A CN 108730028A
- Authority
- CN
- China
- Prior art keywords
- rotor
- cavity
- reciprocating engine
- gear
- main shaft
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000006835 compression Effects 0.000 claims abstract description 10
- 238000007906 compression Methods 0.000 claims abstract description 10
- 238000005096 rolling process Methods 0.000 claims abstract description 4
- 238000005452 bending Methods 0.000 claims description 16
- 238000007789 sealing Methods 0.000 claims description 9
- 230000005484 gravity Effects 0.000 claims description 4
- 239000003921 oil Substances 0.000 description 11
- 238000010586 diagram Methods 0.000 description 10
- 239000007789 gas Substances 0.000 description 10
- 239000000126 substance Substances 0.000 description 8
- 238000002485 combustion reaction Methods 0.000 description 6
- 230000009466 transformation Effects 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 239000002737 fuel gas Substances 0.000 description 2
- 241001442589 Convoluta Species 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
- 239000010705 motor oil Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B53/00—Internal-combustion aspects of rotary-piston or oscillating-piston engines
- F02B53/02—Methods of operating
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B55/00—Internal-combustion aspects of rotary pistons; Outer members for co-operation with rotary pistons
- F02B55/02—Pistons
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B55/00—Internal-combustion aspects of rotary pistons; Outer members for co-operation with rotary pistons
- F02B55/14—Shapes or constructions of combustion chambers
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
Abstract
The present invention relates to a kind of rotor-reciprocating engines, including shell and compression assembly；The shell includes cylinder body, left cylinder lid and right cylinder lid, and the cavity in 8-shaped is provided in the cylinder body；The first igniting unit and the second igniting unit are provided on the cylinder body；The left cylinder lid and the right cylinder lid are respectively arranged with the opposite pivot joint position in position；The compression assembly includes main shaft, rotor, gear ring and gear；The main shaft is articulated on the pivot joint position；The rotor is rotatably dispose on the main shaft；The rotor moves back and forth in the cavity and drives the main axis, the rotor that the cavity is divided into mutually completely isolated left half cavity and right half chamber；First igniting unit and second igniting unit are connected to the left half cavity and right half chamber respectively；The ratio between the gear ring and the number of teeth of the gear are 2:1；Gear ring is fixed on the pivot joint position；Gear is fixed on the rotor, and gear engagement rolling is arranged on the gear ring.
Description
Technical field
The present invention relates to engine arts, more particularly to a kind of rotor-reciprocating engine.
Background technology
Engine be it is a kind of can be the machine that can be converted into mechanical energy of other forms, including internal combustion engine, external combustion are mechanical, electrical
Motivation etc..Internal combustion engine is typically that chemical energy is converted into mechanical energy.
Existing internal combustion engine is the most universal with reciprocating-piston.There is larger shake when existing internal combustion engine generally existing work
It is dynamic, higher rotation speed is cannot achieve, machine is big and weighs.The shortcomings that rotary engine：Compression ratio is low so that burning is not enough.
Invention content
Based on this, the object of the present invention is to provide it is a kind of it is simple in structure, transformation efficiency is high, reliability is high, durability is strong
With the rotor-reciprocating engine of low noise.
A kind of rotor-reciprocating engine, including shell and compression assembly；
The shell includes cylinder body, left cylinder lid and right cylinder lid, and the cavity in 8-shaped is provided in the cylinder body；On the cylinder body
It is provided with the first igniting unit and the second igniting unit；The left cylinder lid and the right cylinder lid are respectively arranged with the opposite pivot in position
Connect position；
The compression assembly includes main shaft, rotor, gear ring and gear；
The main shaft is articulated on the pivot joint position；
The rotor is rotatably dispose on the main shaft；The rotor moves back and forth in the cavity and the main shaft is driven to turn
Dynamic, the cavity is divided into mutually completely isolated left half cavity and right half chamber by the rotor；
First igniting unit and second igniting unit are connected to the left half cavity and right half chamber respectively；
The ratio between the gear ring and the number of teeth of the gear are 2:1；
The gear ring is fixed on the pivot joint position；
The gear is fixed on the rotor, and the gear engagement rolling is arranged on the gear ring.
The rotor-reciprocating engine of the present invention utilizes left half cavity and right half by the way that the cavity in 8-shaped is arranged in cylinder body
The chemical energy of intracavity gas burning drives rotor to move back and forth in cavity, and rotor directly drives main axis, improves chemistry
Transformation of energy efficiency, and the reciprocating motion of rotor is so that the frictional force of itself and inner walls is reduced, to improve durability simultaneously
Reduce operation noise, the engine efficiency for solving the prior art is low, poor reliability, durability difference and noise is big asks
Topic.
It is further preferred that first igniting unit includes the first igniter, the first inlet valve and first row valve, institute
The first igniter is stated to be set between first inlet valve and the first row valve；
Second igniting unit includes second igniter, the second inlet valve and second row valve, the second igniter setting
Between second inlet valve and the second row valve.
It is further preferred that the main shaft includes bending section and the articulated section positioned at the bending section both sides, the bending
The center of gravity in portion is located at the side of the axis of the articulated section；
The articulated section is articulated on the pivot joint position, and in the cavity, the rotor is rotatably dispose in the crooked position
On the bending section.
It is further preferred that offering at least one oil hole in the middle part of the cylinder body；
Be provided with adjustment screw on the oil hole, the adjustment screw be provided with prolong its axially through through hole.
It is further preferred that being embedded with spring in the oil hole；One end of the adjustment screw is connected to the spring
On.
It is embedded slot it is further preferred that being offered in the middle part of the cylinder body, and the slot that is embedded is located at the oil hole
Inboard is simultaneously connected to the oil hole；
The rotor-reciprocating engine further includes first seal；The first seal is embedded described in being embedded in slot, institute
The one end for stating spring is connected in the first seal；
And one end of the first seal exposes in the cavity and is abutted with the rotor.
It is further preferred that the first seal is sealing strip.
It is further preferred that the rotor-reciprocating engine further includes two second seals；
Two second seals are embedded on the inner wall of the left cylinder lid and the right cylinder lid and are located at the rotor respectively
Both sides, two second sealings are provided at both ends with gap with the first seal respectively.
It is further preferred that two second seals are respectively arc sealing strip.
Compared with the existing technology, rotor-reciprocating engine of the invention is by being arranged the cavity in 8-shaped, profit in cylinder body
Rotor is driven to move back and forth in cavity with the chemical energy of left half cavity and right half intracavity gas burning, rotor directly drives main shaft to turn
It is dynamic, the transformation efficiency of chemical energy is improved, and the reciprocating motion of rotor is so that the frictional force of itself and inner walls is reduced, to carry
High durability simultaneously reduces operation noise, the engine efficiency for solving the prior art is low, poor reliability, durability difference and
The big problem of noise.The rotor-reciprocating engine of the present invention is with simple in structure, transformation efficiency is high, reliability is high, durability
The features such as strong and low noise.
In order to better understand and implement, the invention will now be described in detail with reference to the accompanying drawings.
Description of the drawings
Fig. 1 is the structural schematic diagram of the rotor-reciprocating engine preferred structure of the present invention.
Fig. 2 is the sectional view of the rotor-reciprocating engine preferred structure of the present invention.
Fig. 3 is the sectional view of rotor.
Fig. 4 is the state diagram when rotor-reciprocating engine rotation of the present invention starts.
Fig. 5 is the state diagram of 90 degree of the rotor-reciprocating engine rotation of the present invention.
Fig. 6 is the state diagram of the rotor-reciprocating engine rotation 180 degree of the present invention.
Fig. 7 is the state diagram of 270 degree of the rotor-reciprocating engine rotation of the present invention.
Specific implementation mode
Up, down, left, right, before and after, front, the back side, top, the bottom etc. mentioned or may mentioned in the present specification
Orientation term is defined relative to construction shown in each attached drawing, they are opposite concepts.Therefore, it is possible to can root
Correspondingly changed according to its residing different location, different use states.So also should not be by these or others side
Position term is construed to restricted term.
It please refers to Fig.1 and Fig. 2.Fig. 1 is the structural schematic diagram of the rotor-reciprocating engine preferred structure of the present invention.Fig. 2
It is the sectional view of the rotor-reciprocating engine preferred structure of the present invention.The rotor-reciprocating engine of the present invention, including shell 1
And compression assembly.
The shell 1 includes cylinder body 11, left cylinder lid and right cylinder lid, and the cavity in 8-shaped is provided in the cylinder body 11.Institute
It states and is provided with the first igniting unit and the second igniting unit on cylinder body 11.The left cylinder lid and the right cylinder lid are respectively arranged with position
Set opposite pivot joint position.
Preferably, it in order to radiate to the cylinder body 11, is preferably provided on the cylinder body 11 of the present embodiment
Multiple equally distributed water holes 10, can by into the water hole 10 water flowing radiate to the cylinder body 11.
The compression assembly includes main shaft 2, rotor 3, gear ring 4 and gear 5.
The main shaft 2 is articulated on the pivot joint position.The rotor 3 is rotatably dispose on the main shaft 2；The rotor 3
It moves back and forth in the cavity 10 and the main shaft 2 is driven to rotate, the cavity 10 is divided into mutually completely by the rotor 3
The left half cavity of isolation and right half chamber.While revolving round the sun around the main shaft 2, its own is carried out around the main shaft 2 rotor 3 again
Rotation.
First igniting unit and second igniting unit are connected to the left half cavity and right half chamber respectively.
The ratio between the gear ring 4 and the number of teeth of the gear 5 are 2:1, the gear ring 4 is fixed on the pivot joint position.
The gear 5 is fixed on the rotor, and 5 engagement rolling of the gear is arranged on the gear ring 4.
Specifically, first igniting unit includes the first inlet valve 111, first row valve 112 and the first igniter
113, first igniter 113 is set between first inlet valve 111 and the first row valve 112.Described second
Igniting unit includes the second inlet valve 121, second row valve 122 and second igniter 123, and the second igniter 123 is arranged
Between second inlet valve 121 and the second row valve 122.
When first inlet valve 111 enters fuel gas and air, the rotor 3 rotates clockwise, and described first
Cavity volume between inlet valve 111 and the rotor 3 first increases, and first igniter 113 can will be in the left half cavity
Gas ignition, the chemical energy of the gas release after lighting pushes the rotor 3, and half intracavitary moves to the right, the rotor 3 to
During moving right, the gas of right half intracavitary is discharged from the second row valve 122.
When second inlet valve 121 enters fuel gas and air, the rotor 3 rotates counterclockwise, and described second
Cavity volume between inlet valve 121 and the rotor 3 first increases, and the second igniter 123 can be by right half intracavitary
Gas ignition, the chemical energy of the gas release after lighting pushes the rotor 3, and half intracavitary moves to the left, the rotor 3 to
During moving left, the gas in the left half cavity is discharged from the first row valve 112.
The left half cavity and the right half chamber two spaces respectively successively complete air inlet, compression, acting and exhaust.
Preferably, the main shaft 2 includes bending section 21 and the articulated section 22 positioned at 21 both sides of the bending section, the bending
The center of gravity in portion 21 is located at the side of the axis of the articulated section 22.The articulated section 22 is articulated on the pivot joint position, described curved
Pars convoluta 21 is located in the cavity 10, and the rotor 3 is fixed on the bending section 21.By the way that main shaft 2 is arranged to bending section
21 and articulated section 22, rotor 3 power is directly delivered on the main shaft 2 of " bending ", it is by the main shaft 2 of " bending " that power is defeated
Go out, the efficiency of power output can be improved.
Referring to Fig. 3, it is the sectional view of rotor that Fig. 3, which is Fig. 3,.The cross section of the rotor 3 of the present embodiment is irregular
Ellipse.The present embodiment is preferably limited the rotor 3 on the bending section of the main shaft 2 21 by a geometrical clamp 6.Rotor
3 edge can be fitted closely with the inner wall of the left cylinder lid or right cylinder lid, the change of such left half cavity and right half intracavitary burning gases
Drive rotor 3 can be understood by learning moves back and forth in the cavity 10.The limit that the rotor 3 moves downward is the left half cavity
Volume be zero, the limit that the rotor 3 moves right is that the volume of right half chamber is zero.
The hole for having cross section in square is dug at the middle part of the rotor 3, can not only be facilitated installation, can also be balanced institute
State the center of gravity of rotor 3.
Preferably, the middle part of the cylinder body 11 offers at least one oil hole 101, and the present embodiment is preferably in the cylinder
The upper and lower part of body 11 is respectively arranged with an oil hole 101.Adjustment screw 102, the tune are provided on the oil hole 101
Whole screw 102 be provided with prolong its axially through through hole, can by the through hole into the cavity 10 filling engine oil,
To reduce the friction of the rotor 3 and 1 inner wall of shell.
Preferably, spring 103 is embedded in the oil hole 101, one end of the adjustment screw 102 is connected to the bullet
On spring 103.
The middle part of the cylinder body 11, which offers, is embedded slot, and it is described be embedded slot be located at the oil hole 101 inboard and with
The oil hole 101 is connected to.
The present embodiment is preferably provided with first seal 104 and second seal 105.The first seal 104
It is embedded in slot described in being embedded at, one end of the spring 103 is connected in the first seal 104.The first seal
104 one end exposes in the cavity 10 and is abutted with the rotor 3.The present embodiment is preferably by the first seal
104 are set as sealing strip.
The second seal 105 of the present embodiment is two, and two second seals 105 distinguish the left cylinder lid
With the both sides on the inner wall of the right cylinder lid and positioned at the rotor 3, two second sealings are sealed with described first respectively
Part 104 is provided at both ends with gap.Two second seals 105 are respectively preferably arc sealing strip by the present embodiment.
Two second seals 105, which can be formed the rotor 3, to be sealed.
Please refer to Fig. 4-Fig. 7.Fig. 4 is the state diagram when rotor-reciprocating engine rotation of the present invention starts.Fig. 5 is this
The state diagram of 90 degree of the rotor-reciprocating engine rotation of invention.Fig. 6 is the rotor-reciprocating engine rotation 180 degree of the present invention
State diagram.Fig. 7 is the state diagram of 270 degree of the rotor-reciprocating engine rotation of the present invention.
The rotor 3 often moved back and forth in the left half cavity and right half intracavitary it is primary, first igniting unit and
Respectively acting is primary for second igniting unit, and the main shaft 2 is driven to rotate one week, compared with traditional engine, the left side
Half chamber and the right half intracavitary work by combustion are more abundant, to improve mechanical efficiency and power output efficiency.
Compared with the existing technology, rotor-reciprocating engine of the invention is by being arranged the cavity in 8-shaped, profit in cylinder body
Rotor is driven to move back and forth in cavity with the chemical energy of left half cavity and right half intracavity gas burning, rotor directly drives main shaft to turn
It is dynamic, the transformation efficiency of chemical energy is improved, and the reciprocating motion of rotor is so that the frictional force of itself and inner walls is reduced, to carry
High durability simultaneously reduces operation noise, the engine efficiency for solving the prior art is low, poor reliability, durability difference and
The big problem of noise.The rotor-reciprocating engine of the present invention is with simple in structure, transformation efficiency is high, reliability is high, durability
The features such as strong and low noise.
Several embodiments of the invention above described embodiment only expresses, the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the protection of the present invention
Range.
Claims (9)
1. a kind of rotor-reciprocating engine, it is characterised in that：Including shell and compression assembly；
The shell includes cylinder body, left cylinder lid and right cylinder lid, and the cavity in 8-shaped is provided in the cylinder body；On the cylinder body
It is provided with the first igniting unit and the second igniting unit；The left cylinder lid and the right cylinder lid are respectively arranged with the opposite pivot in position
Connect position；
The compression assembly includes main shaft, rotor, gear ring and gear；
The main shaft is articulated on the pivot joint position；
The rotor is rotatably dispose on the main shaft；The rotor moves back and forth in the cavity and the main shaft is driven to turn
Dynamic, the cavity is divided into mutually completely isolated left half cavity and right half chamber by the rotor；
First igniting unit and second igniting unit are connected to the left half cavity and right half chamber respectively；
The ratio between the gear ring and the number of teeth of the gear are 2:1；
The gear ring is fixed on the pivot joint position；
The gear is fixed on the rotor, and the gear engagement rolling is arranged on the gear ring.
2. rotor-reciprocating engine according to claim 1, it is characterised in that：First igniting unit includes first
Igniter, the first inlet valve and first row valve, first igniter are set to first inlet valve and the first row
Between valve；
Second igniting unit includes second igniter, the second inlet valve and second row valve, the second igniter setting
Between second inlet valve and the second row valve.
3. rotor-reciprocating engine according to claim 1, it is characterised in that：The main shaft includes bending section and is located at
The articulated section of the bending section both sides, the center of gravity of the bending section are located at the side of the axis of the articulated section；
The articulated section is articulated on the pivot joint position, and in the cavity, the rotor is rotatably dispose in the crooked position
On the bending section.
4. according to claim 1-3 any one of them rotor-reciprocating engines, it is characterised in that：It is opened in the middle part of the cylinder body
Equipped at least one oil hole；
Be provided with adjustment screw on the oil hole, the adjustment screw be provided with prolong its axially through through hole.
5. rotor-reciprocating engine according to claim 4, it is characterised in that：It is embedded with spring in the oil hole；
One end of the adjustment screw is connected on the spring.
6. rotor-reciprocating engine according to claim 5, it is characterised in that：It offers and is embedded in the middle part of the cylinder body
Slot, and the slot that is embedded is located at the inboard of the oil hole and is connected to the oil hole；
The rotor-reciprocating engine further includes first seal；The first seal is embedded described in being embedded in slot, institute
The one end for stating spring is connected in the first seal；
And one end of the first seal exposes in the cavity and is abutted with the rotor.
7. rotor-reciprocating engine according to claim 6, it is characterised in that：The first seal is sealing strip.
8. rotor-reciprocating engine according to claim 6, it is characterised in that：The rotor-reciprocating engine also wraps
Include two second seals；
Two second seals are embedded on the inner wall of the left cylinder lid and the right cylinder lid and are located at the rotor respectively
Both sides, two second sealings are provided at both ends with gap with the first seal respectively.
9. rotor-reciprocating engine according to claim 8, it is characterised in that：Two second seals are respectively
Arc sealing strip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810790229.8A CN108730028A (en) | 2018-07-18 | 2018-07-18 | A kind of rotor-reciprocating engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810790229.8A CN108730028A (en) | 2018-07-18 | 2018-07-18 | A kind of rotor-reciprocating engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108730028A true CN108730028A (en) | 2018-11-02 |
Family
ID=63926548
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810790229.8A Pending CN108730028A (en) | 2018-07-18 | 2018-07-18 | A kind of rotor-reciprocating engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108730028A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114837802A (en) * | 2022-05-05 | 2022-08-02 | 徐继荣 | Cam rotor engine and using method thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3886912A (en) * | 1974-02-08 | 1975-06-03 | Gen Motors Corp | Rotary engine heat sensing arrangement |
| CN101283172A (en) * | 2005-08-08 | 2008-10-08 | 哈伊姆·罗姆 | Improvements to wankel and similar rotary engines |
| CN102900510A (en) * | 2011-07-28 | 2013-01-30 | 普拉特-惠特尼加拿大公司 | Compound engine system with rotary engine |
| JP2017155616A (en) * | 2016-02-29 | 2017-09-07 | 国立大学法人 名古屋工業大学 | Heat engine |
| KR20180012427A (en) * | 2016-07-27 | 2018-02-06 | 인하대학교 산학협력단 | Mini-CHP System using Six Stroke Rotary Engine |
| CN208778093U (en) * | 2018-07-18 | 2019-04-23 | 杜三平 | A kind of rotor-reciprocating engine |
-
2018
- 2018-07-18 CN CN201810790229.8A patent/CN108730028A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3886912A (en) * | 1974-02-08 | 1975-06-03 | Gen Motors Corp | Rotary engine heat sensing arrangement |
| CN101283172A (en) * | 2005-08-08 | 2008-10-08 | 哈伊姆·罗姆 | Improvements to wankel and similar rotary engines |
| CN102900510A (en) * | 2011-07-28 | 2013-01-30 | 普拉特-惠特尼加拿大公司 | Compound engine system with rotary engine |
| JP2017155616A (en) * | 2016-02-29 | 2017-09-07 | 国立大学法人 名古屋工業大学 | Heat engine |
| KR20180012427A (en) * | 2016-07-27 | 2018-02-06 | 인하대학교 산학협력단 | Mini-CHP System using Six Stroke Rotary Engine |
| CN208778093U (en) * | 2018-07-18 | 2019-04-23 | 杜三平 | A kind of rotor-reciprocating engine |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114837802A (en) * | 2022-05-05 | 2022-08-02 | 徐继荣 | Cam rotor engine and using method thereof |
| CN114837802B (en) * | 2022-05-05 | 2023-10-10 | 徐继荣 | Cam rotor engine and using method thereof |
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