GB1191033A - Improvements in or relating to Ventilating Apparatus - Google Patents

Improvements in or relating to Ventilating Apparatus

Info

Publication number
GB1191033A
GB1191033A GB1521668A GB1521668A GB1191033A GB 1191033 A GB1191033 A GB 1191033A GB 1521668 A GB1521668 A GB 1521668A GB 1521668 A GB1521668 A GB 1521668A GB 1191033 A GB1191033 A GB 1191033A
Authority
GB
United Kingdom
Prior art keywords
relating
ventilating apparatus
ventilating
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
GB1521668A
Inventor
James Oldaker Donnison
Brian Bowman Daly
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.)
WOODS FANS Ltd
Original Assignee
WOODS FANS Ltd
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 WOODS FANS Ltd filed Critical WOODS FANS Ltd
Priority to GB1521668A priority Critical patent/GB1191033A/en
Priority to DE19691915842 priority patent/DE1915842A1/en
Publication of GB1191033A publication Critical patent/GB1191033A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D17/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
    • F04D17/02—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps having non-centrifugal stages, e.g. centripetal
    • F04D17/04—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps having non-centrifugal stages, e.g. centripetal of transverse-flow type

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
GB1521668A 1968-03-29 1968-03-29 Improvements in or relating to Ventilating Apparatus Expired GB1191033A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB1521668A GB1191033A (en) 1968-03-29 1968-03-29 Improvements in or relating to Ventilating Apparatus
DE19691915842 DE1915842A1 (en) 1968-03-29 1969-03-28 Roof fan

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1521668A GB1191033A (en) 1968-03-29 1968-03-29 Improvements in or relating to Ventilating Apparatus

Publications (1)

Publication Number Publication Date
GB1191033A true GB1191033A (en) 1970-05-06

Family

ID=10055090

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1521668A Expired GB1191033A (en) 1968-03-29 1968-03-29 Improvements in or relating to Ventilating Apparatus

Country Status (2)

Country Link
DE (1) DE1915842A1 (en)
GB (1) GB1191033A (en)

Also Published As

Publication number Publication date
DE1915842A1 (en) 1969-10-09

Similar Documents

Publication Publication Date Title
ZA697585B (en) Improvements in and relating to welddepositing apparatus
IE33024B1 (en) Improvements in or relating to mixing apparatus
ZA707811B (en) Improvements in or relating to bandaging means
ZA706973B (en) Improvements in or relating to type-printing mechanisms
ZA707095B (en) Improvements in or relating to railfastening devices
ZA694201B (en) Improvements in or relating to antibiotics
ZA698029B (en) Improvements in or relating to agricultural apparatus
HK49376A (en) Improvements in or relating to anchor-cable systems
HK13077A (en) Improvements in or relating to lamps
GB1213358A (en) Improvements in or relating to baths
GB1220710A (en) Improvements in or relating to baths
ZA694200B (en) Improvements in or relating to antibiotics
ZA702211B (en) Improvements in or relating to stud-welding
IL31048A0 (en) Improvements in or relating to hose
ZA707147B (en) Improvements in or relating to audio-sensitive devices
HK56777A (en) Improvements relating to ventilators
ZA707255B (en) Improvements in or relating to entrainment means
IE33061B1 (en) Improvements in or relating to tyres
IE34329B1 (en) Improvements in or relating to boards
MY7300223A (en) Improvements in or relating to pneumatic types
IE33388B1 (en) Improvements in or relating to envelopes
HK81476A (en) Improvements in or relating to flash apparatus
GB1191033A (en) Improvements in or relating to Ventilating Apparatus
ZA703349B (en) An improvement in or relating to breathing apparatus
ZA706424B (en) Improvements in absorptionrefrigerating apparatus

Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees