Abstract: Technology is described for a collimator assembly for a radiation collimator. In one example, the collimator assembly includes a base and a shutter assembly. The shutter assembly includes a lower shutter and a shutter control. The lower shutter includes a yoke, a control pin, and an inner extension extending from a first end of the yoke and supports the control pin. The shutter control includes a ramp feature that is slidably engaged with the control pin. The yoke rotates as the control pin slides along the ramp feature, and the shutter control is slidably engaged with the base.

Abstract: High-voltage connector assembly, comprising a male connector, a female connector, and fixing means for fixing the connectors. The female connector has a connector socket part with contacts fixed thereto, for accommodating therein with space a plug member of the male connector. A rigid ring is provided at the opening of the connector socket part for sealing the space between the plug member and connector socket part, which ring is provided with at least one inner sealing ring which sealingly engages the plug member.