CN103925332A - Self-regulation centrifugal rotating friction damper - Google Patents
Self-regulation centrifugal rotating friction damper Download PDFInfo
- Publication number
- CN103925332A CN103925332A CN201410172203.9A CN201410172203A CN103925332A CN 103925332 A CN103925332 A CN 103925332A CN 201410172203 A CN201410172203 A CN 201410172203A CN 103925332 A CN103925332 A CN 103925332A
- Authority
- CN
- China
- Prior art keywords
- rotation friction
- self
- input end
- friction
- output terminal
- 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.)
- Granted
Links
Landscapes
- Vibration Dampers (AREA)
Abstract
The invention discloses a self-regulation centrifugal rotating friction damper. The self-regulation centrifugal rotating friction damper comprises an outer rotating installation body, an inner rotating friction body, friction inertia blocks and elastic limiting devices. The outer rotating installation body is arranged at one of the input end of a torsional damping coupling and the output end of the torsional damping coupling and is annular, and a plurality of sliding grooves penetrating the thickness direction of the outer rotating installation body are formed in the side wall of the outer rotating installation body. The inner rotating friction body is arranged at the other one of the input end of the torsional damping coupling and the output end of the torsional damping coupling, and the outer wall of the inner rotating friction body and the inner wall of the outer rotating friction body are installed in a matched mode. The friction inertia blocks are arranged in the sliding grooves in a slidable mode. The elastic limiting devices are arranged in the sliding grooves and used for enabling the friction inertia blocks to tightly compress the outer wall of the inner rotating friction body. The self-regulation centrifugal rotating friction damper is simple in structure, and can regulate provided damping automatically according to changes of rotating speed of the coupling and improve the damping effect of the coupling.
Description
Technical field
The present invention relates to transmission device technical field, particularly the centrifugal rotation friction damper of a kind of self-regulating.
Background technique
Damper is a kind of so that the resistance of motion to be provided, and depletion kinergety reaches the device of energy-absorbing damping object, in a plurality of fields, obtains a wide range of applications.
In prior art, for reversing the damper of buffer shock-absorbing coupling along the axial installation of coupling, its damping on can only providing axially, and its damping providing is certain, in the running of coupling, cannot adjust according to the variation of coupling input end and output terminal rotating speed, underaction, effect is not ideal enough.
Therefore, how a kind of damper is provided, make it when reversing buffer shock-absorbing coupling, can adjust voluntarily according to the rotation speed change of the input end of coupling and output terminal the damping of generation, improve the buffer shock-absorbing effect of coupling, become those skilled in the art's important technological problems urgently to be resolved hurrily.
Summary of the invention
In view of this, the invention provides the centrifugal rotation friction damper of a kind of self-regulating, to reach, make it when reversing buffer shock-absorbing coupling, can according to the rotation speed change of the input end of coupling and output terminal, adjust voluntarily the damping of generation, improve the object of the buffer shock-absorbing effect of coupling.
For achieving the above object, the invention provides following technological scheme:
The centrifugal rotation friction damper of self-regulating, for being arranged between the input end and output terminal that reverses buffer shock-absorbing coupling, comprising:
Inner rotary fixing body, of being arranged in the input end of described torsion buffer shock-absorbing coupling and output terminal is upper, in the form of a ring, is provided with a plurality of chutes that penetrate its thickness direction on the sidewall of described inner rotary fixing body;
Interior rotation friction piece, is arranged on the input end of described torsion buffer shock-absorbing coupling and another in output terminal, and the outer wall of described interior rotation friction piece coordinates installation with the inwall of described inner rotary fixing body;
Friction inertial mass, is slidably disposed in described chute;
Elastic limit device, is arranged in described chute, for making described friction inertial mass compress the outer wall of described interior rotation friction piece.
Preferably, in described friction inertial mass, be provided with annular protrusion, the sidewall of described annular protrusion coordinates with the inwall of described chute.
Preferably, described elastic limit device comprises spring and limiting board, described limiting board is arranged in described chute and is positioned at described friction inertial mass away from a side of described rotation friction piece, described spring housing is located in described friction inertial mass and its one end is fixedly connected on described limiting board, and the other end is fixedly connected on the side surface of described annular protrusion away from described interior rotation friction piece.
Preferably, on described limiting board, be provided with the through hole for passing away from one end of described interior rotation friction piece for described friction inertial mass.
Preferably, match with the shape of the outer wall of described interior rotation friction piece in one end that described friction inertial mass contacts with the outer wall of described interior rotation friction piece.
Preferably, one in the input end of described inner rotary fixing body and described torsion buffer shock-absorbing coupling and output terminal is structure as a whole, and the input end of described interior rotation friction piece and described torsion buffer shock-absorbing coupling and another in output terminal are structure as a whole.
Preferably, described inner rotary fixing body is dismountable, and of being arranged in the input end of described torsion buffer shock-absorbing coupling and output terminal is upper, and described interior rotation friction piece is dismountable to be arranged on the input end of described torsion buffer shock-absorbing coupling and another in output terminal.
Preferably, described inner rotary fixing body is connected with in output terminal one by the first bolt and the input end of described torsion buffer shock-absorbing coupling, and described interior rotation friction piece passes through the second bolt and the input end of described torsion buffer shock-absorbing coupling and is connected with another in output terminal.
Preferably, described chute is provided with a plurality of.
Preferably, described chute is provided with six, is evenly distributed on the sidewall of described inner rotary fixing body.
From technique scheme, can find out, the centrifugal rotation friction damper of self-regulating provided by the invention, comprise inner rotary fixing body, interior rotation friction piece, friction inertial mass and elastic limit device, wherein, inner rotary fixing body is arranged on one that reverses in the input end of buffer shock-absorbing coupling and output terminal, in the form of a ring, on its sidewall, be provided with a plurality of chutes that penetrate its thickness direction; Interior rotation friction piece is arranged on and reverses on the input end of buffer shock-absorbing coupling and another in output terminal, and its outer wall coordinates installation with the inwall of inner rotary fixing body; Friction inertial mass is slidably disposed in chute; Elastic limit device is arranged in chute, for making the interior outer wall that rotates friction piece of inertial mass compression that rubs.Be provided with the coupling of the centrifugal rotation friction damper of above-mentioned self-regulating, in the course of the work, when coupling is static, elastic limit device is pressed on friction inertial mass on the outer wall of interior rotation friction piece, along with reversing the rotation of buffer shock-absorbing coupling, its input end and output terminal can relatively rotate when rotation speed change, at this moment, between friction inertial mass and the outer wall of interior rotation friction piece, can produce circumferential frictional force, to reversing the input end of buffer shock-absorbing shaft joint and the relative torsion generation of vibration damping torque of output terminal, and, because friction inertial mass is compressed by elastic limit device, therefore, the centrifugal force producing when coupling rotates can balance out the pretightening force that a part of elastic limit device produces, raising along with rotating speed, centrifugal force increases gradually, the pressure of the outer wall of the internal rotary friction rub body of friction inertial mass reduces gradually, its damping torque providing also reduces gradually, until the pretightening force that centrifugal force and elastic limit device produce is when identical, damping torque is zero, when the rotating speed of coupling reduces gradually, the variation of damping torque is contrary with said process, the centrifugal rotation friction damper structure of this self-regulating is simple, and can adjust voluntarily the damping providing according to the variation of coupling rotating speed, improved the buffer shock-absorbing effect of coupling.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technological scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 looks sectional view for the master of the centrifugal rotation friction damper of self-regulating that the embodiment of the present invention provides;
The side view cutaway drawing of the centrifugal rotation friction damper of self-regulating that Fig. 2 provides for the embodiment of the present invention.
Embodiment
The invention provides the centrifugal rotation friction damper of a kind of self-regulating, to reach, make it when reversing buffer shock-absorbing coupling, can according to the rotation speed change of the input end of coupling and output terminal, adjust voluntarily the damping of generation, improve the object of the buffer shock-absorbing effect of coupling.
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technological scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, rather than whole embodiments.Embodiment based in the present invention, those of ordinary skills, not making the every other embodiment who obtains under creative work prerequisite, belong to the scope of protection of the invention.
Refer to Fig. 1 and Fig. 2, Fig. 1 looks sectional view for the master of the centrifugal rotation friction damper of self-regulating that the embodiment of the present invention provides; The side view cutaway drawing of the centrifugal rotation friction damper of self-regulating that Fig. 2 provides for the embodiment of the present invention.
The invention provides the centrifugal rotation friction damper of a kind of self-regulating, for being arranged between the input end and output terminal that reverses buffer shock-absorbing coupling, comprise inner rotary fixing body 2, interior rotation friction piece 5, friction inertial mass 1 and elastic limit device.
Wherein, of being arranged in the input end that reverses buffer shock-absorbing coupling and output terminal of inner rotary fixing body 2 goes up, and in the form of a ring, is provided with a plurality of chutes that penetrate its thickness direction on its sidewall; Interior rotation friction piece 5 is arranged on and reverses on the input end of buffer shock-absorbing coupling and another in output terminal, and its outer wall coordinates installation with the inwall of inner rotary fixing body 2; Friction inertial mass 1 is slidably disposed in chute; Elastic limit device is arranged in chute, for making the interior outer wall that rotates friction piece 5 of inertial mass 1 compression that rubs.
Compared with prior art, the centrifugal rotation friction damper of self-regulating provided by the invention, in the course of the work, when being provided with the coupling of the centrifugal rotation friction damper of this self-regulating when static, elastic limit device is pressed on friction inertial mass 1 on the outer wall of interior rotation friction piece 5, along with reversing the rotation of buffer shock-absorbing coupling, its input end and output terminal can relatively rotate when rotation speed change, at this moment, between friction inertial mass 1 and the outer wall of interior rotation friction piece 5, can produce circumferential frictional force, to reversing the input end of buffer shock-absorbing shaft joint and the relative torsion generation of vibration damping torque of output terminal, and, because friction inertial mass 1 is compressed by elastic limit device, therefore, the centrifugal force producing when coupling rotates can balance out the pretightening force that a part of elastic limit device produces, raising along with rotating speed, centrifugal force increases gradually, in 1 pair of inertial mass of friction, the pressure of the outer wall of rotary friction rub body 5 reduces gradually, its damping torque providing also reduces gradually, until the pretightening force that centrifugal force and elastic limit device produce is when identical, damping torque is zero, when the rotating speed of coupling reduces gradually, the variation of damping torque is contrary with said process, the centrifugal rotation friction damper structure of this self-regulating is simple, and can adjust voluntarily the damping providing according to the variation of coupling rotating speed, improved the buffer shock-absorbing effect of coupling.
Friction inertial mass 1 can adopt various structures, but for the ease of the installation of elastic limit device, in embodiments of the present invention, in friction inertial mass 1, is provided with annular protrusion 6, and the sidewall of annular protrusion 6 coordinates with the inwall of chute.
Elastic limit device can adopt various structures to reach the object of elastic spacing, for the object that coordinates above-mentioned friction inertial mass 1, in embodiments of the present invention, elastic limit device comprises spring 4 and limiting board 3, limiting board 3 is arranged in chute and is positioned at friction inertial mass 1 away from a side of rotation friction piece 5, spring 4 is set in friction inertial mass 1 and its one end is fixedly connected on limiting board 3, and the other end is fixedly connected on the side surface of annular protrusion 6 away from interior rotation friction piece 5.
In order to make limiting board 3 not affect in the course of the work the motion of friction inertial mass 1, can use longer spring 4, but this can increase the fabricating cost of damper and maintenance cost in the future, therefore, in embodiments of the present invention, on limiting board 3, be provided with the through hole for passing away from one end of interior rotation friction piece 5 for friction inertial mass 1, adopt the limiting board 3 of this structure, not affecting under the prerequisite of friction inertial mass 1 motion, reduced cost.
In order to improve the area of contact between friction inertial mass 1 and the outer wall of interior rotation friction piece 5, play better buffer shock-absorbing effect, in embodiments of the present invention, match with the shape of the outer wall of interior rotation friction piece 5 in one end that friction inertial mass 1 contacts with the outer wall of interior rotation friction piece 5.
In embodiments of the present invention, inner rotary fixing body 2 can with the input end that reverses buffer shock-absorbing coupling and output terminal in one be structure as a whole, interior rotation friction piece 5 can be structure as a whole with the input end of torsion buffer shock-absorbing coupling and another in output terminal;
Certainly, one of also can dismountablely be arranged in the input end that reverses buffer shock-absorbing coupling and output terminal of inner rotary fixing body 2 is upper, and interior rotation friction piece 5 also can dismountablely be arranged on the input end of torsion buffer shock-absorbing coupling and another in output terminal.
Can be accomplished in several ways the detachable installation of inner rotary fixing body 2 and interior rotation friction piece 5, in embodiments of the present invention, inner rotary fixing body 2 by the first bolt with reverse the input end of buffer shock-absorbing coupling and be connected with in output terminal one, interior rotation friction piece 5 is connected with another in output terminal by the second bolt and the input end of torsion buffer shock-absorbing coupling.
In embodiments of the present invention, chute is provided with a plurality of, and preferred, chute is provided with six, is evenly distributed on the sidewall of inner rotary fixing body 2.
In this specification, each embodiment adopts the mode of going forward one by one to describe, and each embodiment stresses is the difference with other embodiments, between each embodiment identical similar part mutually referring to.
Above-mentioned explanation to the disclosed embodiments, makes professional and technical personnel in the field can realize or use the present invention.To these embodiments' multiple modification, will be apparent for those skilled in the art, General Principle as defined herein can, in the situation that not departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention will can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. the centrifugal rotation friction damper of self-regulating, for being arranged between the input end and output terminal that reverses buffer shock-absorbing coupling, is characterized in that, comprising:
Inner rotary fixing body (2), of being arranged in the input end of described torsion buffer shock-absorbing coupling and output terminal is upper, in the form of a ring, is provided with a plurality of chutes that penetrate its thickness direction on the sidewall of described inner rotary fixing body (2);
Interior rotation friction piece (5), is arranged on the input end of described torsion buffer shock-absorbing coupling and another in output terminal, and the outer wall of described interior rotation friction piece (5) coordinates installation with the inwall of described inner rotary fixing body (2);
Friction inertial mass (1), is slidably disposed in described chute;
Elastic limit device, is arranged in described chute, for making described friction inertial mass (1) compress the outer wall of described interior rotation friction piece (5).
2. the centrifugal rotation friction damper of self-regulating according to claim 1, is characterized in that, is provided with annular protrusion (6) in described friction inertial mass (1), and the sidewall of described annular protrusion (6) coordinates with the inwall of described chute.
3. the centrifugal rotation friction damper of self-regulating according to claim 2, it is characterized in that, described elastic limit device comprises spring (4) and limiting board (3), described limiting board (3) is arranged in described chute and is positioned at described friction inertial mass (1) away from a side of described rotation friction piece (5), described spring (4) is set in described friction inertial mass (1) above and its one end is fixedly connected on described limiting board (3) above, and the other end is fixedly connected on the side surface of described annular protrusion (6) away from described interior rotation friction piece (5).
4. the centrifugal rotation friction damper of self-regulating according to claim 3, is characterized in that, is provided with the through hole for passing away from one end of described interior rotation friction piece (5) for described friction inertial mass (1) on described limiting board (3).
5. the centrifugal rotation friction damper of self-regulating according to claim 1, it is characterized in that, match with the shape of the outer wall of described interior rotation friction piece (5) in one end that described friction inertial mass (1) contacts with the outer wall of described interior rotation friction piece (5).
6. the centrifugal rotation friction damper of self-regulating according to claim 1, it is characterized in that, one in the input end of described inner rotary fixing body (2) and described torsion buffer shock-absorbing coupling and output terminal is structure as a whole, and the input end of described interior rotation friction piece (5) and described torsion buffer shock-absorbing coupling and another in output terminal are structure as a whole.
7. the centrifugal rotation friction damper of self-regulating according to claim 1, it is characterized in that, described inner rotary fixing body (2) is dismountable, and of being arranged in the input end of described torsion buffer shock-absorbing coupling and output terminal is upper, and described interior rotation friction piece (5) is dismountable to be arranged on the input end of described torsion buffer shock-absorbing coupling and another in output terminal.
8. the centrifugal rotation friction damper of self-regulating according to claim 7, it is characterized in that, described inner rotary fixing body (2) is connected with in output terminal one by the first bolt and the input end of described torsion buffer shock-absorbing coupling, and described interior rotation friction piece (5) passes through the second bolt and the input end of described torsion buffer shock-absorbing coupling and is connected with another in output terminal.
9. the centrifugal rotation friction damper of self-regulating according to claim 1, is characterized in that, described chute is provided with a plurality of.
10. the centrifugal rotation friction damper of self-regulating according to claim 9, is characterized in that, described chute is provided with six, is evenly distributed on the sidewall of described inner rotary fixing body (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410172203.9A CN103925332B (en) | 2014-04-25 | 2014-04-25 | The centrifugal spin friction damper of a kind of self-regulating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410172203.9A CN103925332B (en) | 2014-04-25 | 2014-04-25 | The centrifugal spin friction damper of a kind of self-regulating |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103925332A true CN103925332A (en) | 2014-07-16 |
| CN103925332B CN103925332B (en) | 2015-12-09 |
Family
ID=51143655
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410172203.9A Active CN103925332B (en) | 2014-04-25 | 2014-04-25 | The centrifugal spin friction damper of a kind of self-regulating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103925332B (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105840709A (en) * | 2016-06-03 | 2016-08-10 | 吉林大华机械制造有限公司 | Rotating friction damper |
| CN107120377A (en) * | 2017-06-30 | 2017-09-01 | 哈尔滨工程大学 | A kind of elastic support and dry friction damper |
| CN107781340A (en) * | 2016-08-25 | 2018-03-09 | 中国航空工业集团公司西安飞行自动控制研究所 | A kind of centrifugal spin friction damper |
| CN109723749A (en) * | 2019-01-21 | 2019-05-07 | 嘉兴学院 | Revolving type magnetic rheologic damper |
| CN112249451A (en) * | 2020-10-31 | 2021-01-22 | 南通贝东工贸有限公司 | Edge sealing and packaging equipment for production and processing of high-elastic degerming fiber yoga mat |
| CN112268097A (en) * | 2020-10-20 | 2021-01-26 | 安庆中船柴油机有限公司 | Rubber friction shock absorber |
| CN112922908A (en) * | 2021-01-29 | 2021-06-08 | 安徽工程大学 | Vibration damper applied to centrifugal pump |
| CN116006613A (en) * | 2023-01-13 | 2023-04-25 | 哈尔滨工业大学（深圳） | Centrifugal force-increasing rotary friction damper |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2227227Y (en) * | 1995-06-22 | 1996-05-15 | 孙普选 | Centrifugal block friction moment limited coupling |
| EP1460304A1 (en) * | 2003-03-20 | 2004-09-22 | Hyundai Motor Company | A torsional vibration damper |
| JP2006022949A (en) * | 2004-07-06 | 2006-01-26 | Hyundai Motor Co Ltd | Torsional vibration damper |
| CN200952536Y (en) * | 2006-06-04 | 2007-09-26 | 丁焰 | Friction type overload limit torque coupling |
-
2014
- 2014-04-25 CN CN201410172203.9A patent/CN103925332B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2227227Y (en) * | 1995-06-22 | 1996-05-15 | 孙普选 | Centrifugal block friction moment limited coupling |
| EP1460304A1 (en) * | 2003-03-20 | 2004-09-22 | Hyundai Motor Company | A torsional vibration damper |
| JP2006022949A (en) * | 2004-07-06 | 2006-01-26 | Hyundai Motor Co Ltd | Torsional vibration damper |
| CN200952536Y (en) * | 2006-06-04 | 2007-09-26 | 丁焰 | Friction type overload limit torque coupling |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105840709A (en) * | 2016-06-03 | 2016-08-10 | 吉林大华机械制造有限公司 | Rotating friction damper |
| CN107781340A (en) * | 2016-08-25 | 2018-03-09 | 中国航空工业集团公司西安飞行自动控制研究所 | A kind of centrifugal spin friction damper |
| CN107120377A (en) * | 2017-06-30 | 2017-09-01 | 哈尔滨工程大学 | A kind of elastic support and dry friction damper |
| CN107120377B (en) * | 2017-06-30 | 2019-04-19 | 哈尔滨工程大学 | A kind of elastic support and dry friction damper |
| CN109723749A (en) * | 2019-01-21 | 2019-05-07 | 嘉兴学院 | Revolving type magnetic rheologic damper |
| CN112268097A (en) * | 2020-10-20 | 2021-01-26 | 安庆中船柴油机有限公司 | Rubber friction shock absorber |
| CN112268097B (en) * | 2020-10-20 | 2022-05-03 | 安庆中船柴油机有限公司 | Rubber friction shock absorber |
| CN112249451A (en) * | 2020-10-31 | 2021-01-22 | 南通贝东工贸有限公司 | Edge sealing and packaging equipment for production and processing of high-elastic degerming fiber yoga mat |
| CN112922908A (en) * | 2021-01-29 | 2021-06-08 | 安徽工程大学 | Vibration damper applied to centrifugal pump |
| CN116006613A (en) * | 2023-01-13 | 2023-04-25 | 哈尔滨工业大学（深圳） | Centrifugal force-increasing rotary friction damper |
| CN116006613B (en) * | 2023-01-13 | 2023-09-12 | 哈尔滨工业大学（深圳） | Centrifugal force-increasing rotary friction damper |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103925332B (en) | 2015-12-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103925332A (en) | Self-regulation centrifugal rotating friction damper | |
| CN108105281B (en) | A kind of friction type torque limiter | |
| JP6588997B2 (en) | Pendulum type damper device with stabilized rolling elements | |
| EP2765331A3 (en) | Power transmission apparatus | |
| JP6641107B2 (en) | Damper for automobile torque transmission device | |
| CN105465272B (en) | Torsional vibration damper | |
| JP2018132160A5 (en) | ||
| KR20130108516A (en) | Isolation pulley with overrunning and vibration damping capabilities | |
| JP6363194B2 (en) | Simple torsional damper device with pendulum | |
| JP2017145857A (en) | Torsional vibration reduction device | |
| JP2018091487A5 (en) | ||
| JP2016505124A (en) | Elastic joint | |
| CN105992890B (en) | Centrifugal force pendulum and torque transmitter with this centrifugal force pendulum | |
| CN103052826B (en) | For the device that the vibration of power train is carried out to damping | |
| CN103573983A (en) | Damper for input shaft of transmission | |
| CN106481732B (en) | For reducing the device of Vehicular vibration | |
| RU2285828C1 (en) | Flexible coupling | |
| CN107076219A (en) | Frictional disk for clutch | |
| CN205578544U (en) | Novel coupler | |
| CN104895958B (en) | A kind of adjustable limit square device of runback bit-type | |
| CN108317184B (en) | One-way clutch between shafts | |
| WO2019020808A3 (en) | Torsional vibration damper with elastic end-stop | |
| CN107882951A (en) | A kind of vibration-reduction gear structure with overload protection function | |
| CN107076259A (en) | Torsional oscillation buffer unit | |
| CN105840709A (en) | Rotating friction damper |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |