KR101627980B1 - Auto transmission case - Google Patents

Auto transmission case Download PDF

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Publication number
KR101627980B1
KR101627980B1 KR1020150152298A KR20150152298A KR101627980B1 KR 101627980 B1 KR101627980 B1 KR 101627980B1 KR 1020150152298 A KR1020150152298 A KR 1020150152298A KR 20150152298 A KR20150152298 A KR 20150152298A KR 101627980 B1 KR101627980 B1 KR 101627980B1
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KR
South Korea
Prior art keywords
automatic transmission
transmission case
needle bearing
support bracket
thrust needle
Prior art date
Application number
KR1020150152298A
Other languages
Korean (ko)
Inventor
박용채
Original Assignee
(주)씨앤포스
Priority date (The priority date 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 date listed.)
Filing date
Publication date
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Priority to KR1020150152298A priority Critical patent/KR101627980B1/en
Application granted granted Critical
Publication of KR101627980B1 publication Critical patent/KR101627980B1/en

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/02—Gearboxes; Mounting gearing therein
    • F16H57/021—Shaft support structures, e.g. partition walls, bearing eyes, casing walls or covers with bearings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C19/00—Bearings with rolling contact, for exclusively rotary movement
    • F16C19/22—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings
    • F16C19/34—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C19/00—Bearings with rolling contact, for exclusively rotary movement
    • F16C19/22—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings
    • F16C19/34—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load
    • F16C19/36—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load with a single row of rollers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C19/00—Bearings with rolling contact, for exclusively rotary movement
    • F16C19/22—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings
    • F16C19/44—Needle bearings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/02—Gearboxes; Mounting gearing therein
    • F16H57/021—Shaft support structures, e.g. partition walls, bearing eyes, casing walls or covers with bearings
    • F16H57/022—Adjustment of gear shafts or bearings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/02—Gearboxes; Mounting gearing therein
    • F16H57/032—Gearboxes; Mounting gearing therein characterised by the materials used
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2361/00—Apparatus or articles in engineering in general
    • F16C2361/65—Gear shifting, change speed gear, gear box

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Details Of Gearings (AREA)
  • Rolling Contact Bearings (AREA)

Abstract

The present invention is characterized in that a support bracket for rotatably supporting an overdrive shaft by a roller bearing is inserted into the automatic transmission case for die casting and integrally formed with the clutch housing and the thrust needle bearing is inserted into the support bracket, So that even when the overdrive shaft is subjected to a force in its longitudinal direction, it is possible to distribute the force through the roller bearing and the thrust needle bearing so that the automatic transmission case is not broken or broken, It is.
Particularly, the present invention is constructed such that the support bracket is inserted into the automatic transmission case and is integrally formed, and the thrust needle bearing can be inserted and fixed in the support bracket, so that the structure is simple and can be easily manufactured and used It is.
Since the outer ring and the inner ring of the thrust needle bearing are fixed to the support bracket so that they are not rotated, even if the overdrive shaft rotates, the outer ring and the inner ring do not rotate together and the thrust needle bearing itself is worn, Thereby preventing the abrasion of the abrasive grains from being worn.

Description

{AUTO TRANSMISSION CASE}

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an automatic transmission case, and more particularly, to an automatic transmission case, in which a support bracket configured to support one side of an overdrive shaft by a needle bearing is inserted to manufacture an automatic transmission case by die casting method, The thrust needle bearing is mounted so as not to rotate the outer ring so as to be rotatably supported in contact with the clutch housing so that the overdrive shaft disperses the force received in the longitudinal direction through the needle needle bearing and the thrust needle bearing, Thereby preventing wear and tear of the automatic transmission case, thereby enhancing the durability of the automatic transmission case.

As shown in Fig. 1, the automatic transmission T is connected to the engine E and transmits the generated power to the wheels. In particular, the automatic transmission T refers to a transmission in which gears are automatically operated according to the changing vehicle speed. The automatic transmission (T) can be divided into a torque converter and a planetary gear, or a combination of a fluid clutch and a planetary gear.

Particularly, the automatic transmission is manufactured in various forms in consideration of problems that may occur due to high-speed rotation, for example, durability of the automatic transmission case or lubrication for smooth rotation of the shafts. Patent Literature 1 and Patent Literature 2 disclose techniques relating to such an automatic transmission case.

(Patent Document 1) Korean Patent No. 1302342 (Registered on March 31, 2013)

It is an object of the present invention to provide a case structure of a transmission which improves the rigidity of the case to improve the engagement ratio of the gears and reduces the sound of the case. The case is provided with a first bearing portion for supporting the first rotation shaft of the transmission mechanism and a second bearing portion for supporting the second rotation shaft of the transmission mechanism. And a reinforcement structure connecting the first through hole penetrating through the first through hole and the second through hole penetrating through the second rotation axis, and a reinforcement portion falling from the outer wall of the case and provided to face the outer wall. do.

(Patent Document 2) Korean Patent Laid-open No. 10-2015-0024740 (Publication Date: 2015.03.09)

An automatic transmission case having an automatic transmission case and an oil guide portion integrally formed to provide an oil guide portion capable of achieving an effect of reducing the number of operations and cost. For example, an automatic transmission case internally houses a gear train including a plurality of gears and a hollow hole for supplying oil to the gears, wherein the automatic transmission case includes: And an oil guide portion integrally formed with the automatic transmission case, wherein the oil guide portion is formed from the inside of the automatic transmission case and is connected to the hollow hole; An oil guide portion for guiding the oil through the oil guide hole; An oil guide connected to the oil guide portion to supply oil in the hollow hole direction; And a magnet for preventing impurities such as a metal chip from flowing into the hollow hole between the oil guide and the oil guide.

2, the automatic transmission case rotatably supports an overdrive shaft assembly which is connected to the engine and transmits power through a torque converter that receives the rotational force and drives the engine. In particular, the overdrive shaft is equipped with multiple stages of clutches to transmit, interrupt, and shift power to the tire side through the drive gear.

Also, the overdrive shaft is mounted so as to receive rotational support through a bearing such as a bush in the automatic transmission case, as shown at the left end in FIG. The following problems arise in the automatic transmission case due to the influence of the overdrive shaft which is supported by the rotation.

(1) Since the overdrive shaft is a component that continuously travels at high speed every time the vehicle runs, the overdrive shaft receives force in the longitudinal direction through the engine drive.

(2) Such force in the longitudinal direction causes breakage of the bearing mounted on the automatic transmission case, and particularly when the overdrive shaft is in direct contact with the automatic transmission case, There is a possibility that the breakage occurs.

(3) Since the entire case of the automatic transmission is integrally formed, the whole case must be replaced even if there is some damage. In order to manufacture the automatic transmission case by the expensive die casting method, manufacturing cost and maintenance cost are required.

Korean Registered Patent No. 1302342 (Registered: 2013.08.26) Korean Patent Publication No. 10-2015-0024740 (Publication date: 2015.03.09)

SUMMARY OF THE INVENTION In view of the foregoing, it is an object of the present invention to provide a support bracket for rotatably supporting an overdrive shaft by a roller bearing, which is inserted into the automatic transmission case for die casting, So that the automatic transmission case can be prevented from being broken or broken by distributing the force through the roller bearings and the thrust needle bearings even when the overdrive shaft is subjected to the force in its longitudinal direction, So that it can be extended.

Particularly, the present invention is constructed such that the support bracket is inserted into the automatic transmission case and is integrally formed, and the thrust needle bearing can be inserted and fixed in the support bracket, so that the structure is simple and can be easily manufactured and used It is.

Since the outer ring and the inner ring of the thrust needle bearing are fixed to the support bracket so that they are not rotated, even if the overdrive shaft rotates, the outer ring and the inner ring do not rotate together and the thrust needle bearing itself is worn, Thereby preventing the abrasion of the abrasive grains from being worn.

In order to achieve the above object, the automatic transmission case according to the present invention is manufactured by a die-casting method, and is characterized in that the automatic transmission case is formed by a die-casting method, in which a power is input from an output shaft of an engine and the one end of a drive shaft (D) The seat 110 is formed integrally with a support portion 210 for rotatably supporting the overdrive shaft D by a roller bearing 212, And a flange portion 220 extending outwardly from one side of the automatic transmission case 210 and having an outer surface and a rim formed so as to be buried in the automatic transmission case 100 are inserted into the support bracket 200. A support bracket 200 having a predetermined width and thickness The mounting protrusion 111 is protruded in a ring shape and is inserted into the supporting portion 210. The mounting protrusion 111 is separated from the center of the mounting protrusion 111 by a predetermined distance, And a ring-shaped thrust needle bearing 300 is inserted into the flange portion 220 so as to be fitted in the support portion 210 so as to be in contact with the clutch housing C .

Particularly, in the seat 110, a mounting groove 113 having a predetermined diameter centered on the mounting projection 111 is formed between the outer surface of the mounting projection 111 and the rigid projection 112, And the flange portion 220 is inserted and fixed in the groove 113.

The support bracket 200 is made of synthetic resin, aluminum alloy, or metal.

The flange portion 220 is formed with a recess 221 between the edge portion and the support portion 210 and the recess 221 is fitted with the thrust needle bearing 300 .

Lastly, the thrust needle bearing 300 is characterized in that the outer jaw of the groove 221 is punched to fix the outer and inner rings so as not to rotate.

The automatic transmission case according to the present invention has the following effects.

(1) When the automatic transmission case is die-casted, the thrust needle bearing is inserted into the support bracket while the overdrive shaft is rotatably supported by the needle bearing on the support bracket inserted into the clutch housing. . Accordingly, even if the overdrive shaft is subjected to a force in the longitudinal direction, it is possible to prevent the automatic transmission case from being broken by distributing the force to the needle bearing and the thrust needle bearing, thereby increasing the life span and durability.

(2) Since the outer ring of the thrust needle bearing is deformed by punching the outer jaw of the groove, the outer ring and the inner ring are prevented from rotating, thereby preventing abrasion that may occur when the inner ring and the outer ring are rotated, .

1 is a conceptual diagram schematically showing a bottom surface of a vehicle for showing a mounting position of an automatic transmission case;
2 is a schematic view for explaining a configuration of a conventional automatic transmission case;
FIG. 3 is an exploded perspective view showing a structure for mounting the automatic transmission case according to the present invention on a seat. FIG.
4 is a sectional view of the overdrive shaft of the automatic transmission case according to the present invention, taken along a line AA 'in Fig.
5 is a perspective view illustrating a support bracket according to the present invention.
6 is a sectional view of the automatic transmission case according to the present invention in a state where the structure is combined to show a structure mounted on a seat of the automatic transmission case.
7 is an enlarged view of the portion "A" in Fig. 6; Fig.
8 is a photograph showing a state in which a thrust needle bearing is fixed to a support bracket according to the present invention.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. Prior to this, terms and words used in the present specification and claims should not be construed as limited to ordinary or dictionary terms, and the inventor should properly define the concept of the term to describe its invention in the best possible way The present invention should be construed in accordance with the spirit and scope of the present invention.

Therefore, the embodiments described in the present specification and the configurations shown in the drawings are merely the most preferred embodiments of the present invention and are not intended to represent all of the technical ideas of the present invention. Thus, various equivalents And variations may be present.

(Configuration)

The automatic transmission case 100 according to the present invention is characterized in that the support bracket 200 is mounted on a seat 110 formed to rotate and support the overdrive shaft D as shown in Figures 3 to 8 And the drive bracket 200 is formed integrally with the support bracket 200 so that the drive shaft D is rotatably supported through the needle bearing 212 while the support bracket 200 The clutch housing C mounted on the drive shaft D can be rotatably supported by the thrust needle bearings 300 interposed therebetween.

Particularly, the present invention distributes and supports the force received in the longitudinal direction of the overdrive shaft D through the needle bearing 212 and the thrust needle bearing 300, thereby preventing the support bracket 200 from being damaged, Thereby preventing breakage of the transmission 100 and prolonging its service life.

Hereinafter, this configuration will be described in more detail. Here, the overdrive shaft D is a shaft through which one end of the overdrive shaft D is connected to the engine output shaft and the other end of the overdrive shaft D is rotatably supported in the automatic transmission case 100, and the clutch housing C surrounds the clutch for shifting Is mounted on one side of a drive shaft (D) mounted inside the automatic transmission case (100) as a kind of hub.

Here, the present invention is characterized in that when the automatic transmission case 100 is die-casted, the support bracket 200 is inserted into the support bracket 200 and then the thrust needle bearing 300 is inserted into the support bracket 200, The construction of the seat 200 of the automatic transmission case 100 in which the support bracket 200 is integrally formed by die casting, and the thrust needle bearing 300 in that order.

The support bracket 200 includes a support portion 210 for supporting the overdrive shaft D and a flange portion 220 extended from the support portion 210 as shown in Figures 3 to 7, .

The support portion 210 is formed with an insertion hole 211 through which the overdrive shaft D can be inserted. The insertion hole 211 is provided with a roller bearing 212 for rotatably supporting the overdrive shaft D, So that the overdrive shaft D can be smoothly rotated. In particular, the insertion hole 211 is formed in such a size that the overdrive shaft D in which the roller bearing 212 is inserted can be fitted.

The flange portion 220 is formed to protrude from the support portion 210 to enlarge the contact area with the automatic transmission case 100. A thrust needle bearing 300 to be described later is mounted on the flange portion 220 so that the clutch housing C mounted on the overdrive shaft D is contacted with the thrust needle bearing 300 The rigid projections 112 to be described later prevent the clutch housing C from contacting the inner surface of the transmission housing 100 or the like.

In the preferred embodiment of the present invention, the flange portion 220 is formed with a groove 221 on the surface facing the thrust needle bearing 300, as shown in Figs. 4 to 7, It is preferable to insert and mount the connector 300 therein. At this time, it is preferable that the inner ring and the outer ring of the thrust needle bearing 300 are configured to be forcedly inserted into the grooves 221, respectively, so that the mounting force can be increased.

Also, in a preferred embodiment of the present invention, it is preferable that the flange portion 220 is installed so as to be fitted and fixed to the mounting groove 113 described above, as shown in Figs. 4 and 7. This is because the flange portion 220 is fitted into the mounting groove 113 in a state in which the support bracket 200 is fitted to the mounting projection 111 to be described later and fixedly supported in a primary position so that the flange portion 220 is fixedly supported by the mounting groove 113, So that it can be mounted.

The support bracket 200 is preferably made of synthetic resin, aluminum alloy, or metal.

The seat 110 is formed on the inner surface of the automatic transmission case 100 as the automatic transmission case 100 is subjected to the die casting process as shown in FIGS. 3 and 4, and the support bracket inserted in the automatic transmission case 100 200 so that one end of the drive shaft D can be rotatably supported.

That is, as described above, the automatic transmission case 100 is manufactured by inserting the above-described support bracket 200 into the die-casting process, so that the seat 110 can be formed as shown in FIGS. 4, 6, A mounting protrusion 111 to be fitted into the insertion hole 211 is formed and a supporting bracket 200 is formed integrally with the flange portion 220 so as to be in close contact with each other. At this time, the support bracket 200 is inserted so that the mounting projection 111 comes to a point where it meets an axial extension of the drive shaft D. The support bracket 200 inserts the outer surface and the rim of the support bracket 200 so that the outer surface and the rim of the support bracket 200 are embedded in the automatic canner case 100 so that only one surface facing the overdrive shaft D is exposed to the outside.

The sheet 110 is integrally formed with the rigid protrusions 112 so as to be spaced apart from each other by a predetermined distance with reference to the mounting protrusions 111 as shown in Figs. 4, 6 and 7 . The rigid projection 112 is formed for reinforcing the rigidity so that the periphery of the seat 110 can sufficiently withstand the rotational force at which the drive shaft D rotates. The rigid protrusion 112 is formed so that the end protruding outwardly does not contact the clutch housing C mounted on one side of the drive shaft D.

In the preferred embodiment of the present invention, it is preferable that a mounting groove 113 is further formed between the outer rim of the mounting projection 111 and the rigid projection 112. The mounting groove 113 is formed by inserting and fixing the flange portion 220 of the support bracket 200 into the automatic transmission case 100 and then performing the die casting process. As a result, the support bracket 200 can be firmly and integrally fixed to the seat 110.

The thrust needle bearings 300 are made of conventional techniques commonly known as planar bearings, as shown in Fig. 3, Fig. 4 and Fig. The thrust needle bearing 300 is formed in a ring shape having a predetermined thickness, and is fitted in the support portion 210 described above. At this time, the thrust needle bearing 300 is inserted into the groove 221 formed in the flange portion 220 as described above.

Particularly, in the preferred embodiment of the present invention, the thrust needle bearing 300 preferably punches the outer jaw of the groove 221 to deform the outer ring so that the outer ring and the inner ring can not rotate. 8 shows that the inner ring and the outer ring are fixed by punching the red circle. Even if the overdrive shaft D is driven, the inner ring and the outer ring of the thrust needle bearing 300 rotate, .

The thrust needle bearing 300 thus fitted is disposed to be in contact with the clutch housing C and can receive both the effect of dispersing the overdrive shaft D and the effect of rotating the overdrive shaft D when the overdrive shaft D receives a force in its axial direction .

As described above, according to the present invention, since the overdrive shaft is rotatably supported while dispersing the force received in the axial direction by the thrust needle bearing together with the needle bearing, the automatic transmission case is prevented from being broken or broken due to the rotational force, The die-casting automatic transmission can be used at an increased cost and can be used for extended durability.

In addition, since the inner and outer rings of the thrust needle bearing are fixed so as not to rotate, rotation of the inner and outer rings during rotation of the overdrive shaft is prevented, thereby extending the life of the bearing while preventing damage to other structures.

100: Automatic transmission case
110: sheet
111: Mounting projection
113: mounting groove
200: Support bracket
210: Support portion
211: insertion hole
220: flange portion
221: yo home

Claims (5)

An automatic transmission case which is manufactured by a die casting method and which receives power from an output shaft of an engine and is integrally formed with a seat (110) for supporting one end of a drive shaft (D) equipped with a clutch housing (C)
A portion 210 forming the seat 110 is provided with a support portion 210 for rotatably supporting the overdrive shaft D by a roller bearing 212 and a support portion 210 extending outward from one side of the support portion 210, A support bracket 200 formed of a flange portion 220 formed to be embedded in the automatic transmission case 100 is inserted into the support portion 210 in a ring shape having a predetermined width and thickness, A rigid protrusion 112 is protruded in a ring shape at a predetermined distance with reference to the center of the mounting protrusion 111,
A ring-shaped thrust needle bearing 300 is inserted into the flange portion 220 so as to be fitted in the support portion 210 to be in contact with the clutch housing C,
A mounting groove 113 having a predetermined diameter centered on the mounting projection 111 is formed between the outer surface of the mounting projection 111 and the rigid projection 112,
And the flange portion (220) is inserted and fixed in the mounting groove (113).
delete The method according to claim 1,
The support bracket (200)
An automatic transmission case characterized by being made of synthetic resin, aluminum alloy or metal.
The method according to claim 1,
The flange portion 220 is formed with a groove 221 between the edge portion and the support portion 210 and the thrust needle bearing 300 is inserted into the groove 221. Automatic transmission case.
5. The method of claim 4,
The thrust needle bearing (300)
And the outer rim of the groove (221) is punched to fix the outer ring and the inner ring so as not to rotate.
KR1020150152298A 2015-10-30 2015-10-30 Auto transmission case KR101627980B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020150152298A KR101627980B1 (en) 2015-10-30 2015-10-30 Auto transmission case

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020150152298A KR101627980B1 (en) 2015-10-30 2015-10-30 Auto transmission case

Publications (1)

Publication Number Publication Date
KR101627980B1 true KR101627980B1 (en) 2016-06-07

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0960714A (en) * 1995-08-28 1997-03-04 Jatco Corp Rotor supporting structure for transmission
JP2012057666A (en) * 2010-09-07 2012-03-22 Nsk Ltd Radial-thrust combined needle bearing
KR101302342B1 (en) 2010-07-20 2013-08-30 쟈트코 가부시키가이샤 Case of transmission
KR20140069454A (en) * 2012-11-29 2014-06-10 현대다이모스(주) Comprehensive needle roller bearing
KR20150024740A (en) 2013-08-27 2015-03-09 현대위아 주식회사 transmission case including oil guide part
JP2015066993A (en) * 2013-09-26 2015-04-13 アイシン・エィ・ダブリュ株式会社 Hybrid driving device

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0960714A (en) * 1995-08-28 1997-03-04 Jatco Corp Rotor supporting structure for transmission
KR101302342B1 (en) 2010-07-20 2013-08-30 쟈트코 가부시키가이샤 Case of transmission
JP2012057666A (en) * 2010-09-07 2012-03-22 Nsk Ltd Radial-thrust combined needle bearing
KR20140069454A (en) * 2012-11-29 2014-06-10 현대다이모스(주) Comprehensive needle roller bearing
KR20150024740A (en) 2013-08-27 2015-03-09 현대위아 주식회사 transmission case including oil guide part
JP2015066993A (en) * 2013-09-26 2015-04-13 アイシン・エィ・ダブリュ株式会社 Hybrid driving device

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