SE312397B - - Google Patents

Info

Publication number
SE312397B
SE312397B SE1290963A SE1290963A SE312397B SE 312397 B SE312397 B SE 312397B SE 1290963 A SE1290963 A SE 1290963A SE 1290963 A SE1290963 A SE 1290963A SE 312397 B SE312397 B SE 312397B
Authority
SE
Sweden
Prior art keywords
nov
racks
jaws
heading
relate
Prior art date
Application number
SE1290963A
Inventor
J Bailey
J Haimson
Original Assignee
Varian Associates
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 Varian Associates filed Critical Varian Associates
Publication of SE312397B publication Critical patent/SE312397B/xx

Links

Classifications

    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21K—TECHNIQUES FOR HANDLING PARTICLES OR IONISING RADIATION NOT OTHERWISE PROVIDED FOR; IRRADIATION DEVICES; GAMMA RAY OR X-RAY MICROSCOPES
    • G21K1/00—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating
    • G21K1/02—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating using diaphragms, collimators
    • G21K1/04—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating using diaphragms, collimators using variable diaphragms, shutters, choppers

Abstract

1,029,860. X-ray apparatus. VARIAN ASSOCIATES. Nov. 22, 1963 [Nov. 23, 1962], No. 45546/65. Divided out of 1,029,859. Heading H5R. The description is identical to that of the parent Specification. The claims relate to the beam defining system using pairs of jaws relatively movable along arcuate tracks by opposed racks connected to respective opposite jaws and engaging a common pinion between the racks.
SE1290963A 1962-11-23 1963-11-22 SE312397B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US23956762A 1962-11-23 1962-11-23

Publications (1)

Publication Number Publication Date
SE312397B true SE312397B (en) 1969-07-14

Family

ID=22902721

Family Applications (2)

Application Number Title Priority Date Filing Date
SE1290963A SE312397B (en) 1962-11-23 1963-11-22
SE11921/65A SE320761B (en) 1962-11-23 1963-11-22

Family Applications After (1)

Application Number Title Priority Date Filing Date
SE11921/65A SE320761B (en) 1962-11-23 1963-11-22

Country Status (3)

Country Link
JP (1) JPS516518B1 (en)
GB (2) GB1029860A (en)
SE (2) SE312397B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60188290U (en) * 1984-05-25 1985-12-13 日新製鋼株式会社 thin wall pipe fittings
GB2211710A (en) * 1987-10-28 1989-07-05 Philips Nv Multileaf collimator
US7054413B2 (en) * 2001-03-15 2006-05-30 Siemens Medical Solutions Usa, Inc. Rotatable multi-element beam shaping device
JP5095816B2 (en) * 2007-05-24 2012-12-12 エレクタ、アクチボラグ Aiming device for radiation therapy

Also Published As

Publication number Publication date
SE320761B (en) 1970-02-16
JPS516518B1 (en) 1976-02-28
GB1029859A (en) 1966-05-18
GB1029860A (en) 1966-05-18

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