GB138230A - Improvements in or relating to abutments for the lead screws of lathes - Google Patents
Improvements in or relating to abutments for the lead screws of lathesInfo
- Publication number
- GB138230A GB138230A GB975419A GB975419A GB138230A GB 138230 A GB138230 A GB 138230A GB 975419 A GB975419 A GB 975419A GB 975419 A GB975419 A GB 975419A GB 138230 A GB138230 A GB 138230A
- Authority
- GB
- United Kingdom
- Prior art keywords
- lathes
- abutments
- relating
- lead screws
- bearing
- 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.)
- Expired
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
- B23Q5/22—Feeding members carrying tools or work
- B23Q5/34—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission
- B23Q5/38—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission feeding continuously
- B23Q5/40—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission feeding continuously by feed shaft, e.g. lead screw
- B23Q5/404—Screw bearings therefor
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Magnetic Bearings And Hydrostatic Bearings (AREA)
Abstract
138,230. Drummond, A. April 16, 1919. Turning.-To avoid the difficulty of accurately facing the inside surface c<1> of the lead-screw abutment bearing, the thrust collar a abuts an accurately bored and faced sleeve B coned' at c to rest in the. bearing, in which it is secured against rotation. Clearance is provided at b<2>, b<4>.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB975419A GB138230A (en) | 1919-04-16 | 1919-04-16 | Improvements in or relating to abutments for the lead screws of lathes |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB975419A GB138230A (en) | 1919-04-16 | 1919-04-16 | Improvements in or relating to abutments for the lead screws of lathes |
US487976A US1424628A (en) | 1921-07-27 | 1921-07-27 | Abutment for the lead screws of lathes |
Publications (1)
Publication Number | Publication Date |
---|---|
GB138230A true GB138230A (en) | 1920-02-05 |
Family
ID=26243147
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB975419A Expired GB138230A (en) | 1919-04-16 | 1919-04-16 | Improvements in or relating to abutments for the lead screws of lathes |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB138230A (en) |
-
1919
- 1919-04-16 GB GB975419A patent/GB138230A/en not_active Expired
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