AT113819B - Device for viewing narrow pipes. - Google Patents

Device for viewing narrow pipes.

Info

Publication number
AT113819B
AT113819B AT113819DA AT113819B AT 113819 B AT113819 B AT 113819B AT 113819D A AT113819D A AT 113819DA AT 113819 B AT113819 B AT 113819B
Authority
AT
Austria
Prior art keywords
periscope
foremost
lens
viewing
narrow pipes
Prior art date
Application number
Other languages
German (de)
Original Assignee
Wolf Gmbh Georg
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 Wolf Gmbh Georg filed Critical Wolf Gmbh Georg
Application granted granted Critical
Publication of AT113819B publication Critical patent/AT113819B/en

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Description

  

   <Desc/Clms Page number 1> 
 



  Gerät zum Betrachten enger Rohre. 
 EMI1.1 




   <Desc / Clms Page number 1>
 



  Device for viewing narrow pipes.
 EMI1.1

Claims (1)

'PATENT-ANSPRÜCHE : 1. Gerät zum Betrachten enger Rohre von innen mit Hilfe eines Sehrohres, dadurch gekennzeichnet, dass das vorderste optisch wirksame Glied des Sehrohres von einer Linse gebildet wird, deren Achse mit der Geräteachse zusammenfällt, so dass der Ausblick in der Richtung der Geräteachse erfolgt, ferner dadurch gekennzeichnet, dass an dem Gerät vor der vordersten Sehrohrlinse eine Glühlampe befestigt ist, die ihre Spitze der vordersten Sehrohrlinse zukehrt. '' PATENT CLAIMS: 1. Device for viewing narrow tubes from the inside using a periscope, characterized in that the foremost optically effective member of the periscope is formed by a lens whose axis coincides with the device axis, so that the view is in the direction of the device axis, furthermore characterized in that an incandescent lamp is attached to the device in front of the foremost periscope lens, its tip facing the foremost periscope lens. 2. Gerät nach Anspruch 1, dadurch gekennzeichnet, dass zwischen die Glühlampe und die vorderste Linse des sslhrohres eine Blende eingeschaltet ist, die den Eintritt unmittelbar von der Glühlampe ausgehender-Lichtstrahlen : in das Sehrohr- verhindert, EMI2.1 2. Device according to claim 1, characterized in that between the incandescent lamp and the foremost lens of the sslhrohres a diaphragm is switched on, which prevents the entry directly from the incandescent light rays outgoing: into the periscope, EMI2.1
AT113819D 1927-04-16 1928-03-26 Device for viewing narrow pipes. AT113819B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE113819X 1927-04-16

Publications (1)

Publication Number Publication Date
AT113819B true AT113819B (en) 1929-07-25

Family

ID=5653540

Family Applications (1)

Application Number Title Priority Date Filing Date
AT113819D AT113819B (en) 1927-04-16 1928-03-26 Device for viewing narrow pipes.

Country Status (1)

Country Link
AT (1) AT113819B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5439256A (en) * 1993-10-25 1995-08-08 Brainard; Paul M. Bulkhead fitting for thin flexible barriers

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5439256A (en) * 1993-10-25 1995-08-08 Brainard; Paul M. Bulkhead fitting for thin flexible barriers

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