Відкрите Акціонерне Товариство Костянтинівський Завод "Втормет"
Открытое Акционерное Общество Константиновский Завод "Втормет"
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Application filed by Відкрите Акціонерне Товариство Костянтинівський Завод "Втормет", Открытое Акционерное Общество Константиновский Завод "Втормет"filedCriticalВідкрите Акціонерне Товариство Костянтинівський Завод "Втормет"
Priority to UA98073612UpriorityCriticalpatent/UA341U/en
Publication of UA341UpublicationCriticalpatent/UA341U/en
The invention relates to the locks, in particular, to the locks with special keys, which can be used for closing of hatchways and doors of industrial installations and structures. A locking device contains a housing, a locking mechanism, a rotary component.
Locking device for an access hatch The invention relates to the construction, particularly to locking devices for hatches of underground telecameras, sewer wells, etc. The locking device comprises two gate valves (1, 2), placed in line, on which there are made guide grooves (3), the gate valves operating mechanism (7) with a turning key, made in the form o