IT8521291A0 - TWO CROWNS IN TWO PARTS. RADIAL ROLLING BEARING A - Google Patents
TWO CROWNS IN TWO PARTS. RADIAL ROLLING BEARING AInfo
- Publication number
- IT8521291A0 IT8521291A0 IT8521291A IT2129185A IT8521291A0 IT 8521291 A0 IT8521291 A0 IT 8521291A0 IT 8521291 A IT8521291 A IT 8521291A IT 2129185 A IT2129185 A IT 2129185A IT 8521291 A0 IT8521291 A0 IT 8521291A0
- Authority
- IT
- Italy
- Prior art keywords
- crowns
- parts
- rolling bearing
- radial rolling
- radial
- Prior art date
Links
- 238000005096 rolling process Methods 0.000 title 1
Classifications
-
- 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
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/30—Parts of ball or roller bearings
- F16C33/58—Raceways; Race rings
- F16C33/583—Details of specific parts of races
- F16C33/585—Details of specific parts of races of raceways, e.g. ribs to guide the rollers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
- B66C23/84—Slewing gear
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/08—Superstructures; Supports for superstructures
- E02F9/10—Supports for movable superstructures mounted on travelling or walking gears or on other superstructures
- E02F9/12—Slewing or traversing gears
- E02F9/121—Turntables, i.e. structure rotatable about 360°
-
- 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
- F16C19/02—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows
- F16C19/14—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load
- F16C19/18—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load with two or more rows of balls
-
- 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
- F16C19/38—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 two or more rows 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
- F16C2300/00—Application independent of particular apparatuses
- F16C2300/10—Application independent of particular apparatuses related to size
- F16C2300/14—Large applications, e.g. bearings having an inner diameter exceeding 500 mm
-
- 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
- F16C2350/00—Machines or articles related to building
- F16C2350/26—Excavators
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Rolling Contact Bearings (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3423433A DE3423433C2 (en) | 1984-06-26 | 1984-06-26 | Double-row, center-free slewing bearing |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8521291A0 true IT8521291A0 (en) | 1985-06-26 |
IT1184643B IT1184643B (en) | 1987-10-28 |
Family
ID=6239122
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT21291/85A IT1184643B (en) | 1984-06-26 | 1985-06-26 | TWO-PART TWO-WHEEL RADIAL ROLLING BEARING |
Country Status (3)
Country | Link |
---|---|
DE (1) | DE3423433C2 (en) |
FR (1) | FR2566486B1 (en) |
IT (1) | IT1184643B (en) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3609781A1 (en) * | 1986-03-22 | 1987-10-08 | Hoesch Ag | WHOLESALE WAREHOUSE |
US4906113A (en) * | 1988-07-27 | 1990-03-06 | Quintette Coal Limited | Slew ring bearing |
JP2529597Y2 (en) * | 1989-07-13 | 1997-03-19 | 日本精工株式会社 | Bearing unit for wheels |
TW550350B (en) * | 2001-12-11 | 2003-09-01 | Harmonic Drive Systems | Multistage cross roller bearing |
DE102005026141B4 (en) | 2005-06-06 | 2019-07-25 | Imo Momentenlager Gmbh | Wind turbine with a bearing unit for an elongated rotor blade |
DE102005063678B3 (en) | 2005-06-06 | 2020-01-23 | Imo Momentenlager Gmbh | Method for operating a wind turbine with a bearing unit for an elongated rotor blade |
CN102720766A (en) * | 2012-07-02 | 2012-10-10 | 北京京冶轧机轴承制造有限公司 | Turntable bearing |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR504894A (en) * | 1918-08-01 | 1920-07-19 | C Motors Ltd Ab | Improvements to roller or ball bearings |
US3814488A (en) * | 1973-03-26 | 1974-06-04 | Keene Corp | Bearing assembly |
LU76260A1 (en) * | 1976-11-25 | 1977-05-24 |
-
1984
- 1984-06-26 DE DE3423433A patent/DE3423433C2/en not_active Expired
-
1985
- 1985-06-19 FR FR8509324A patent/FR2566486B1/en not_active Expired
- 1985-06-26 IT IT21291/85A patent/IT1184643B/en active
Also Published As
Publication number | Publication date |
---|---|
DE3423433A1 (en) | 1986-01-02 |
IT1184643B (en) | 1987-10-28 |
FR2566486B1 (en) | 1988-11-10 |
FR2566486A1 (en) | 1985-12-27 |
DE3423433C2 (en) | 1986-05-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19970530 |