GB190116665A - Improvements in and relating to Up-draught Ventilating Cowls or the like. - Google Patents

Improvements in and relating to Up-draught Ventilating Cowls or the like.

Info

Publication number
GB190116665A
GB190116665A GB190116665DA GB190116665A GB 190116665 A GB190116665 A GB 190116665A GB 190116665D A GB190116665D A GB 190116665DA GB 190116665 A GB190116665 A GB 190116665A
Authority
GB
United Kingdom
Prior art keywords
draught
relating
ventilating
cowls
ventilating cowls
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
Inventor
James Orr
Thomas Mcculloch
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of GB190116665A publication Critical patent/GB190116665A/en
Expired legal-status Critical Current

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Abstract

16,665. Orr, J., and McCulloch, T. Aug. 19. Ventilating-shaft tops.-Consists of a flared head K with a perforated top plate A and a separate cover H, between which there may also be one or more conical rings. The combination of perforated plate and cover may take a cylindrical form. The perforations may be fitted with short tubes, as shown in Fig. 11.
GB190116665D 1901-08-19 1901-08-19 Improvements in and relating to Up-draught Ventilating Cowls or the like. Expired GB190116665A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB190116665T 1901-08-19

Publications (1)

Publication Number Publication Date
GB190116665A true GB190116665A (en) 1902-01-30

Family

ID=32424339

Family Applications (1)

Application Number Title Priority Date Filing Date
GB190116665D Expired GB190116665A (en) 1901-08-19 1901-08-19 Improvements in and relating to Up-draught Ventilating Cowls or the like.

Country Status (1)

Country Link
GB (1) GB190116665A (en)

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