MANIPULATOR Russian patent published in 2018 - IPC G21F7/06 

FIELD: manufacturing technology.

SUBSTANCE: invention relates to the devices and equipment intended for remote operation with radioactive and toxic substances, and can be used in the nuclear, radiochemical and chemical industries. Manipulator is made sealing, in the working chamber cup the annular chamber is made, which cavity is combined with the inter case space, filled with the nuclear radiation shielding substance, and by the channel is communicated with the shielding substance state control device. In the ball bearing an additional annular spherical cavity and radial grooves are made, connecting this cavity to the inner and outer lip seals internal annular cavities. These cavities and grooves are filled with the nuclear radiation shielding and sealing liquid medium.

EFFECT: invention allows to improve the personnel protection against exposure to the toxic and radioactive substances.

1 cl, 3 dwg