An Improved Apparatus for Removing Dirt from Narrow Spaces, specially applicable to Cleaning Tubes and the like.
Year: 1892

page_text: Date of Application, 16th Apr., 1892
Complete Specification Left, 4th Jan., 1893-Accepted, 25th Feb., 1893
PROVISIONAL SPECIFICATION.
An Improved Apparatus for Removing Dirt from Narrow Spaces,
specially applicable to Cleaning Tubes and the like.
JAMES BURAL BURRELL 47 Eldou Road Riverside Cardiff County of
Glamorgan Marine Engineer do hereby declare the nature of this invention to be
as follows:-
This improved tool is for the purpose of cleaning or chipping off the scale or
dirt from the narrow spaces in boilers such as the back and sides of combustion
chambers fire boxes or inside of tubes or any small or narrow space. It is made
as follows. A cutter or tool holder is made of L or angular shape at one end,
and is connected by joint and pin to a lever. This lever is bent at one end
and one or more adjusting screws are fitted for the purpose of making the tool
suitable to the space it may be required to work in. This lever and screws make
the tool fit tight in the space.
The other end of this lever can be of any length
to suit depth or width of the space. At the other end of the piece or tool holder
is fitted a cutter. At the middle or near the end of the short arm of the tool
holder is fitted a forked lever or rod of any length to suit for the purpose of moving
the shaped piece or tool holder with the cutter in a to and fro motion or working
to and fro. The adjusting lever by being moved thus causes the cutter to strike a
blow which removes the scale or dirt.
Dated this 14th day of April 1892
JAMES BURAL BURRELL.
COMPLETE SPECIFICATION.
An Improved Apparatus for Removing Dirt from Narrow Spaces,
specially applicable to Cleaning Tubes and the like.
JAMES BURAL BURRELL of 47 Eidon Road Riverside, Cardiff in the County of
Glamorgan Marine Engineer do 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 :-
This improved tool is for the purpose of cleaning or chipping off the scale or
dirt from the narrow spaces in steam boilers and the like, such as the back and
sides of combustion chambers, fire boxes, or inside of tubes or any small or narrow
space. It is made as follows; a cutter or tool holder is made of a L or angular
shape and is connected by a joint and pin to a lever; this lever is bent at one end
and one or more adjusting screws are fitted, this lever can be made with a forked
end and the adjusting screws fitted at the end of the fork for the purpose of making
the tool suitable to the space it may be required to work in, this lever and screws
make the tool fit tightly in the space, the other end of this lever can be of any
length to suit depth or width of the space. At the other end of the L piece or tool
holder is fitted a cutter, at the middle or near end of the short arm, of the tool
holder is fitted a rod or lever connected by a joint and pin of any length for the
purpose of moving the L shaped piece or tool holder with the cutter in a to and fro
motion or working to and fro the adjusting lever, by being worked thus it causes the
cutter to strike a blow which removes the scale or dirt.
Drawings one shoot

page_text: H. is the rod or lever for working the tool holder A.
D. is the adjusting rod or lever, having at one end the adjusting screws E.
I. is a piece fitted on to the lever D for the purpose of making the tool different
widths.
Having now particularly described and ascertained the nature of my said
invention, and in what manner the same is to be performed, I declare that what
I claim is
First (1st). The general combination of the tool as per drawing, substantially as
and for the purpose herein described.
Second (2nd). The adjusting lever with the adjusting screws holding the tool
holder with cutter in position while being worked, substantially as and for the purpose
'herein described.
Third (3rd). The rod or lever working the tool holder while being kept in position
by the adjusting lever by the moving rod or lever, substantially as and for the purpose
herein described.
Fourth (4th). The shaped tool holder working between the adjusting screws, on
adjusting lever by the moving rod or lever, substantially as and for the purpose
.herein described.
Dated this 3rd day of January 1893.
JAMES BURAL BURRELL.