, and in many cases they have a special shape different from the usual ones
,
. There are also rectangular
, square
, and round
covers. Additional shapes found among this manufacturer’s covers include triangular
and octagonal
.
No colored or gilded covers were found from this manufacturer. City emblems also do not appear on this manufacturer’s covers.
Usually, the cover’s designation is not marked on it. In some cases, it can be inferred from the name of the consumer shown on the cover
or from the cover itself (e.g., drainage
). The year of manufacture generally does not appear.
Standards Most covers do not carry a standard mark, except for a few with the British Standard BS497
.
Typical covers As noted, many covers have a special shape. One particularly unusual cover resembles, to many observers, the head of a bear
. Many covers are diagonal (square or rectangular, divided into two triangles, with opening by lifting one of the triangles)
. In fact, the parts in the diagonal lids are separated from each other, so that on the site you can find a lid created from a combination of two different lids (which was probably not the manufacturers intention)
The “Silent Knight” model covers usually have special shapes and include various background patterns
. Many covers are “simple,” with a raised square background
. Additional types of covers from this manufacturer can be seen at the bottom of the page.