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 lathes

Info

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
Application number
GB975419A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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
Application filed by Individual filed Critical Individual
Priority to GB975419A priority Critical patent/GB138230A/en
Publication of GB138230A publication Critical patent/GB138230A/en
Priority claimed from US487976A external-priority patent/US1424628A/en
Expired legal-status Critical Current

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>.
GB975419A 1919-04-16 1919-04-16 Improvements in or relating to abutments for the lead screws of lathes Expired GB138230A (en)

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)

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