GB1228207A - - Google Patents

Info

Publication number
GB1228207A
GB1228207A GB1228207DA GB1228207A GB 1228207 A GB1228207 A GB 1228207A GB 1228207D A GB1228207D A GB 1228207DA GB 1228207 A GB1228207 A GB 1228207A
Authority
GB
United Kingdom
Prior art keywords
apertured
ion
sept
strips
aperture
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
Other languages
English (en)
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 filed Critical
Publication of GB1228207A publication Critical patent/GB1228207A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J41/00—Discharge tubes for measuring pressure of introduced gas or for detecting presence of gas; Discharge tubes for evacuation by diffusion of ions
    • H01J41/12—Discharge tubes for evacuating by diffusion of ions, e.g. ion pumps, getter ion pumps
    • H01J41/18—Discharge tubes for evacuating by diffusion of ions, e.g. ion pumps, getter ion pumps with ionisation by means of cold cathodes
    • H01J41/20—Discharge tubes for evacuating by diffusion of ions, e.g. ion pumps, getter ion pumps with ionisation by means of cold cathodes using gettering substances

Landscapes

  • Electron Tubes For Measurement (AREA)
GB1228207D 1967-09-19 1968-09-16 Expired GB1228207A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US66883967A 1967-09-19 1967-09-19

Publications (1)

Publication Number Publication Date
GB1228207A true GB1228207A (enrdf_load_stackoverflow) 1971-04-15

Family

ID=24683943

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1228207D Expired GB1228207A (enrdf_load_stackoverflow) 1967-09-19 1968-09-16

Country Status (4)

Country Link
US (1) US3452923A (enrdf_load_stackoverflow)
DE (1) DE1764917A1 (enrdf_load_stackoverflow)
FR (1) FR1586208A (enrdf_load_stackoverflow)
GB (1) GB1228207A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107808810A (zh) * 2016-09-08 2018-03-16 爱德华兹真空泵有限责任公司 离子泵中的离子轨道操纵构造

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6004104A (en) * 1997-07-14 1999-12-21 Duniway Stockroom Corp. Cathode structure for sputter ion pump
US6228149B1 (en) 1999-01-20 2001-05-08 Patterson Technique, Inc. Method and apparatus for moving, filtering and ionizing air
US9960026B1 (en) * 2013-11-11 2018-05-01 Coldquanta Inc. Ion pump with direct molecule flow channel through anode
US10665437B2 (en) * 2015-02-10 2020-05-26 Hamilton Sundstrand Corporation System and method for enhanced ion pump lifespan

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1289986A (fr) * 1960-05-27 1962-04-06 Varian Associates Appareil à effluves
US3292844A (en) * 1962-05-23 1966-12-20 Robert A Cornog Vacuum pump

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107808810A (zh) * 2016-09-08 2018-03-16 爱德华兹真空泵有限责任公司 离子泵中的离子轨道操纵构造

Also Published As

Publication number Publication date
US3452923A (en) 1969-07-01
DE1764917A1 (de) 1971-12-02
FR1586208A (enrdf_load_stackoverflow) 1970-02-13

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees