公开(公告)号：US3568070A

公开(公告)日：1971-03-02

申请号：US3568070D

申请日：1968-04-05

Applicant: PHILIPS CORP

Inventor： KAPS GERHARD ,  KUNERT HEINZ-PETER

IPC: H03K23/58 ,  A61J15/00 ,  G06F7/68 ,  H03K3/78 ,  H03K23/00 ,  H03K23/64 ,  H03K23/66 ,  H03K21/16

CPC classification number: H03K23/66 ,  G06F7/68 ,  H03K3/78

Abstract: A frequency divider operating in cascaded decades with selection switches adjustable for selecting from each decade the desired control signal and a gating network for combining the outputs of the respective decade switches for producing a time uniform divided pulse sequence.

公开(公告)号：US3875411A

公开(公告)日：1975-04-01

申请号：US39275473

申请日：1973-08-29

Applicant: PHILIPS CORP

Inventor： KUNERT HEINZ-PETER

IPC: A61B6/06 ,  A61N5/10 ,  G21K1/04 ,  G03B41/16

CPC classification number: A61B6/06 ,  G21K1/04

Abstract: X-ray apparatus provided with an excessive-size indication which gives a signal to the radiologist when the cross-sectional area of the beam used for fluoroscopic examination exceeds the size of the radiograph to be made.

Abstract translation: 具有过大尺寸指示的X射线装置，当用于荧光镜检查的光束的横截面积超过要制作的射线照相的尺寸时，向放射科医师发出信号。