Rotary kinetic fluid motors or pumps – Working fluid passage or distributing means associated with... – Plural distributing means immediately upstream of runner
Patent
1975-03-06
1977-02-22
Wayner, William E.
Rotary kinetic fluid motors or pumps
Working fluid passage or distributing means associated with...
Plural distributing means immediately upstream of runner
98114, 415 54, 415147, F24F 1310
Patent
active
040086526
ABSTRACT:
Ventilating device including an outer casing formed of a casing part having a forward side formed with an opening, and a lid articulatingly connected to a lower forward edge of the casing part, partly defining the opening, the outer casing being installable in a window frame, the outer casing being elongated and having a substantially uniform cross section over the entire length thereof, the casing part in a rearward lower region thereof being formed with openings, the outer casing in closed condition of the lid and the casing part having an octagonal outer cross section with upper and lower horizontal surfaces engageable by correspondingly wide surfaces of a window frame, with a forward vertical surface entirely and both forward inclined surfaces at least partly formed by the lid, and with a lower rearward inclined surface wherein the openings are formed.
REFERENCES:
patent: 2086112 (1937-07-01), Atkins
patent: 2825500 (1958-03-01), McLean
patent: 3331304 (1967-07-01), Baus
patent: 3494415 (1970-02-01), McNabney
Lerner Herbert L.
Tapolcai, Jr. William E.
Wayner William E.
LandOfFree
Ventilating device does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Ventilating device, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Ventilating device will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-318781