GB519612A - Improvements in centering points for lathes, grinding machines and the like - Google Patents

Improvements in centering points for lathes, grinding machines and the like

Info

Publication number
GB519612A
GB519612A GB18178/39A GB1817839A GB519612A GB 519612 A GB519612 A GB 519612A GB 18178/39 A GB18178/39 A GB 18178/39A GB 1817839 A GB1817839 A GB 1817839A GB 519612 A GB519612 A GB 519612A
Authority
GB
United Kingdom
Prior art keywords
centre
lathe
casing
spring
lathes
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
GB18178/39A
Other languages
English (en)
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
Priority to CH211982D priority Critical patent/CH211982A/de
Application filed by Individual filed Critical Individual
Priority to GB18178/39A priority patent/GB519612A/en
Priority to US282397A priority patent/US2209493A/en
Priority to FR857447D priority patent/FR857447A/fr
Priority to NL96665A priority patent/NL55660C/xx
Priority to BE437766D priority patent/BE437766A/xx
Publication of GB519612A publication Critical patent/GB519612A/en
Priority to CH238952D priority patent/CH238952A/de
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B23/00—Tailstocks; Centres
    • B23B23/02—Dead centres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B23/00—Tailstocks; Centres
    • B23B23/04—Live centres
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
    • C10G11/00—Catalytic cracking, in the absence of hydrogen, of hydrocarbon oils
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
    • C10G11/00—Catalytic cracking, in the absence of hydrogen, of hydrocarbon oils
    • C10G11/10—Catalytic cracking, in the absence of hydrogen, of hydrocarbon oils with stationary catalyst bed
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2260/00—Details of constructional elements
    • B23B2260/008—Bearings
    • B23B2260/0082—Sliding contact bearings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2260/00—Details of constructional elements
    • B23B2260/008—Bearings
    • B23B2260/0087—Preloading of bearings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2260/00—Details of constructional elements
    • B23B2260/136—Springs
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T82/00—Turning
    • Y10T82/25—Lathe
    • Y10T82/2568—Center

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Mechanical Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Turning (AREA)
  • Forging (AREA)
GB18178/39A 1938-05-19 1939-06-22 Improvements in centering points for lathes, grinding machines and the like Expired GB519612A (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
CH211982D CH211982A (de) 1938-05-19 1939-05-27 Körnerspitze mit Gehäuse mit selbsttätiger Regulierung des Achsialdruckes an Werkzeugmaschinen.
GB18178/39A GB519612A (en) 1938-05-19 1939-06-22 Improvements in centering points for lathes, grinding machines and the like
US282397A US2209493A (en) 1938-05-19 1939-07-01 Centering point for lathes, grinding machines, and the like
FR857447D FR857447A (fr) 1938-05-19 1939-07-06 Pointe de centrage avec réglage automatique de la pression axiale pour tours, machines à meuler, etc.
NL96665A NL55660C (forum.php) 1938-05-19 1940-01-23
BE437766D BE437766A (forum.php) 1938-05-19 1940-01-23
CH238952D CH238952A (de) 1938-05-19 1943-12-10 Körnerspitze mit Gehäuse mit selbsttätiger Regulierung des Achsialdruckes an Werkzeugmaschinen.

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
DE28239739X 1938-05-19
CH211982T 1939-05-27
GB18178/39A GB519612A (en) 1938-05-19 1939-06-22 Improvements in centering points for lathes, grinding machines and the like
FR857447T 1939-07-06
NL96665A NL55660C (forum.php) 1938-05-19 1940-01-23
BE437766T 1940-01-23

Publications (1)

Publication Number Publication Date
GB519612A true GB519612A (en) 1940-04-01

Family

ID=42224716

Family Applications (1)

Application Number Title Priority Date Filing Date
GB18178/39A Expired GB519612A (en) 1938-05-19 1939-06-22 Improvements in centering points for lathes, grinding machines and the like

Country Status (6)

Country Link
US (1) US2209493A (forum.php)
BE (1) BE437766A (forum.php)
CH (2) CH211982A (forum.php)
FR (1) FR857447A (forum.php)
GB (1) GB519612A (forum.php)
NL (1) NL55660C (forum.php)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1075403B (de) * 1960-02-01 Stieber &. Nebelmeier, München Mitlaufende Drehbankspitze
US2435417A (en) * 1945-06-26 1948-02-03 David W Wirebaugh Compensating center support
US2769349A (en) * 1951-05-24 1956-11-06 South Bend Lathe Works Disconnectable worm gearing
CN103722192A (zh) * 2013-12-06 2014-04-16 常州金安冶金设备有限公司 新型弹性顶尖
CN105619209A (zh) * 2015-12-28 2016-06-01 东莞市青麦田数码科技有限公司 一种同步器齿环专用夹具
CN106270577A (zh) * 2016-08-29 2017-01-04 万向钱潮传动轴有限公司 一种自动驱动顶尖
CN114985784B (zh) * 2022-08-08 2022-10-04 天津航天机电设备研究所 液压尾座顶尖手动调节装置及薄壁框架的车削加工方法

Also Published As

Publication number Publication date
CH238952A (de) 1945-08-31
US2209493A (en) 1940-07-30
BE437766A (forum.php) 1940-02-29
FR857447A (fr) 1940-09-13
CH211982A (de) 1940-10-31
NL55660C (forum.php) 1943-12-15

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