An Improved Air Tight Locking Cover and Frame for Fixing to Inspection or Cleaning Eyes for Drains and Sewers.
Year: 1893

page_text: Date of Application, 23rd Oct., 1893
Complete Specification Left, 23rd July, 1894-Accepted, 29th Sept., 1894
PROVISIONAL SPECIFICATION.
An Improved Air Tight Locking Cover and Frame for Fixing to
Inspection or Cleaning Eyes for Drains and Sewers.
I, WILLIAM JAMES BUGLER of No. 6 Burstock Road Putney Sanitary Engineer
do hereby declare the nature of this invention to be as follows :-
This invention consists of a round cover & frame constructed of iron, brass
yellow metal gun metal earthenware stoneware, lead, tin zinc or any other
metal.
The frame is made with groove round top to receive a projection cast on cover &
is made to lock by means of lugs cast tapered on frame, & corresponding catches
on cover, so that by placing the cover on frame & giving a slight turn the cover is
securely fastened can also be made with spring catch.
Inside groove on frame is placed any suitable non-hardening material to effect a
perfect joint or indiarubber.
Dated this 21st day of October 1893.
COMPLETE SPECIFICATION.
An Improved Air Tight Locking Cover and Frame for Fixing to
Inspection or Oleaning Eyes for Drains and Sewers.
I, WILLIAM JAMES BUGLER Sanitary Engineer 6 Burstock Road Putney 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 invention consists of a round cover and frame constructed of iron brass,
yellow metal, gun metal earthenware stoneware lead zinc or any other metal. The
frame is made with groove round top to receive a projection cast on cover. and is
made to lock by means of lugs cast tapered on frame and corresponding catches on
cover, so that by placing the cover on frame and giving a slight turn the cover is
securely fastened.
Inside groove on frame any suitable non hardening material is placed to effect a
perfect joint.
DESCRIPTION OF DRAWINGS.
Drawing A is section_through cover shewing keyholes a. catches c. web ƒ and
projection cast on cover h.
Drawing B is section of frame taken through line X. Y. on plan (C) shewing
socket of drain pipe in dotted line g, cement joint e.
The following will appear in both drawings (B & C) part of frame shewing
where cover is fixed i. Groove to take projection on drawing (A) k. Surface
taking weight of cover m. Taper lugs on frame d. The roughenings marked L.
on plan (C) are formed on outside of frame to give key to cement. Dotted line on
section B marked S shews inside edge of roughening.
Drawing (D) shews top side of cover and keyholes a.
Drawing (E) represents underside of cover shewing bossed forming keyholes b.
plan of catches c. and web f. projection h.

page_text: Having now particularly described and ascertained the nature of my said inven-
tion and in what manner the same is to be performed, I declare that
The form of cover herein described with the drawings sent, is entirely new and
novel & also that it can be fixed inside any socket of drain pipe or any other pipe.
"The same bore of drain brought to surface for cleansing or inspection purposes.
Dated this 21st day of July 1894.
WILLIAM JAMES BUGLEK.