FIELD: construction.
SUBSTANCE: invention describes a hatch cover of an inspection pit with a device of a load-carrying structure, which includes force distributing ribs for maintenance of the cover surface of the cover, which is made so that movement on it can be performed, and a force distributing cylinder (preferably hollow) located in the centre and intended to support force distributing ribs. A force distributing plate for unloading of the force distributing cylinder covers the lower side of the force distributing cylinder relative to the cover surface, and force distributing ribs are smoothly changed over to the plate.
EFFECT: improvement of a structure.
15 cl, 4 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| METHOD OF LOCKING THE HATCH OF A WELL INSTALLED ON ABOVEGROUND AND UNDERGROUND NETWORKS AND STRUCTURES | 2020 |
|
RU2743982C1 |
| MANHOLE HATCH (VERSIONS) | 2015 |
|
RU2588096C1 |
| MANHOLE COVER WITH RETAINER AND DAMPING LINING OF MANHOLE COVER | 2018 |
|
RU2702791C1 |
| MODULAR WELL FOR LAYING CABLE COMMUNICATIONS | 2022 |
|
RU2803767C1 |
| MANHOLE COVER | 0 |
|
SU1151645A1 |
| ACCESS CHAMBER HATCH | 2005 |
|
RU2278215C1 |
| INSPECTION WELL MANHOLE | 2009 |
|
RU2403343C1 |
| PROTECTIVE CASING (VERSIONS) | 2010 |
|
RU2444671C1 |
| PROTECTIVE-HERMETIC MANHOLE (VERSIONS) | 2008 |
|
RU2374395C1 |
| MANHOLE COVER OF UNDERGROUND UTILITIES | 2018 |
|
RU2734687C2 |
