SU663977A1 - Ventilation device for airing premises - Google Patents

Ventilation device for airing premises

Info

Publication number
SU663977A1
SU663977A1 SU752193888A SU2193888A SU663977A1 SU 663977 A1 SU663977 A1 SU 663977A1 SU 752193888 A SU752193888 A SU 752193888A SU 2193888 A SU2193888 A SU 2193888A SU 663977 A1 SU663977 A1 SU 663977A1
Authority
SU
USSR - Soviet Union
Prior art keywords
ventilation
airing
premises
rigidly
visor
Prior art date
Application number
SU752193888A
Other languages
Russian (ru)
Inventor
Николай Васильевич Акинчев
Original Assignee
Всесоюзный Центральный Научно-Исследовательский Институт Охраны Труда Вцспс
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 Всесоюзный Центральный Научно-Исследовательский Институт Охраны Труда Вцспс filed Critical Всесоюзный Центральный Научно-Исследовательский Институт Охраны Труда Вцспс
Priority to SU752193888A priority Critical patent/SU663977A1/en
Application granted granted Critical
Publication of SU663977A1 publication Critical patent/SU663977A1/en

Links

Description

(54) VENTILATION DEVICE FOR VENTILATION OF BUILDINGS

When rotating the rotary shaft 3, the gears 10 and P rigidly mounted on it, act together with the rails 8 and 9 and with the lower and upper conical visors 4 and 5 rigidly connected with them, and the visors 4 and 5 are vertically up or down.

In order to avoid skewing of the lower visor 5, the near-ice is provided with rollers 17 and 18, which, when the visor 5 is moved, are swept along the guides 12 and 13.

Vblnenie gates in the form of .of peaks, rigidly connected to the slats, vaiimrdaysgayuyuschie with six-arm, rigidly mounted, and on the rotary shaft, simplifies

regulation of air flow and prevents precipitation from entering the annular space of the air intake and exhaust ducts.

Claims (1)

1. Patent of the USSR N 392635, cl. F 24 F 7/06, 1968.-
P
SU752193888A 1975-12-01 1975-12-01 Ventilation device for airing premises SU663977A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SU752193888A SU663977A1 (en) 1975-12-01 1975-12-01 Ventilation device for airing premises

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SU752193888A SU663977A1 (en) 1975-12-01 1975-12-01 Ventilation device for airing premises

Publications (1)

Publication Number Publication Date
SU663977A1 true SU663977A1 (en) 1979-05-25

Family

ID=20638713

Family Applications (1)

Application Number Title Priority Date Filing Date
SU752193888A SU663977A1 (en) 1975-12-01 1975-12-01 Ventilation device for airing premises

Country Status (1)

Country Link
SU (1) SU663977A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2528982A (en) * 2014-08-08 2016-02-10 Ventive Ltd A cowl for a ventilation system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2528982A (en) * 2014-08-08 2016-02-10 Ventive Ltd A cowl for a ventilation system
GB2528982B (en) * 2014-08-08 2020-09-02 Ventive Ltd A cowl for a ventilation system

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