Improvement in Apparatus for the Filtration, Aeration, and Purification of Water for Household or Drinking Purposes and the like.
Year: 1890

page_text: Date of Application, 1st Dec., 1890
Complete Specification Left. 21st Aug. 1891-Accepted. 21st Nov. 1891
PROVISIONAL SPECIFICATION.
Improvement in Apparatus for the Filtration, Aeration, and
Purification of Water for Household or Drinking Purposes
and the like.
I BLANCHE LINGARD RAY no calling 78 Gloster Crescent Hyde Park London
do hereby declare the nature of this invention to be as follows:-
An outer filter case, which may be in stone, glass, china, wood or metal.
Separately, a filtering pan, which fits on to outer case by a broad rim. At the
bottom of the filtering pan, & descending from it, is a tube (or tubes) or square,
or oblong; & round the sides of this receptacle, are a few fine holes for straining.
This receptacle is for receiving filtering medium. Inside the filtering pan is a
ledge, & on this ledge is placed an aerating strainer.
The aerating strainer is flat or slightly curved, & fits filtering pan, & from the
centre of strainer rises a funnel or pipe for the purpose of aerating the water.
There are holes in the rim of filtering pan, & slight grooves on the rim of outer
for purpose of giving air to the filtered water.
case,
Dated this 27th day of November 1890.
BLANCHE LINGARD RAY.
COMPLETE SPECIFICATION.
Improvement in Apparatus for the Filtration, Aeration, and
Purification of Water for Household or Drinking Purposes
and the like.
Mrs. BLANCHE LINGARD RAY Bedhampton Hill Havant Hants or 78 Gloster
Crescent Hyde Park no calling does hereby declare the nature of this invention and
in what manner the same is to be performed, to be particularly described and
ascertained in and by the following statement:-
An outside filter case, in any kind of pottery or ware, or stone, glass, metal or
wood. Separately a filtering pan; at the bottom of filtering pan, & descending
from it, is a tube or square, or oblong, & round the sides of this receptacle are a
few fine holes for straining. This receptacle or tube is to receive filtering
medium.
A
Inside filtering pan is a ledge, & on this ledge is placed an aerating strainer.
The strainer is flat, A No. 2 fits filtering pan, & from the centre of strainer
rises a funnel or pipe B No. 2 for the purpose of aerating &c. the water.
small chamber of wire, or perforated substance is placed on top of air tube C
No. 1 Figure.
Having now particularly described & ascertained the nature of my said inven-
tion, & in what manner the same is to be performed, I declare that what I
claim as novelty is :-
Filtration of air to the filtered water C No. 1 Figure. If the filter should be in
sickrooms, hospitals &c. the air must become vitiated & the water tainted. The
filtration of air is effected by this means: a small chamber of wire C No. 1
perforated pottery or metal, as described, is placed on the top of the air tube,
perfectly fitting, & containing absorbent medium. When the air is impure, this is
used, & the absorbent medium is sterilised & changed from time to time & the

page_text: a child
can
inventor claims the aerating strainer, as described No. 2, which by its simplicity
makes the important work of cleaning perfectly easy, so that
understand.
Dated this 20th donat A
1001
BLANCHE L. RAY.