Patent ID: 11869736
Assignee: EATON INTELLIGENT POWER LIMITED
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H | IPC H

Claim 5:
6. A circuit interrupter comprising:
a frame;
a set of separable contacts comprising a stationary contact and a movable contact;
the stationary contact being affixed to the frame;
a shaft movably situated on the frame, the movable contact being situated on the shaft;
a drive system situated on the frame and operable to move the shaft with respect to the frame between a first position and a second position, the set of separable contacts being in a CLOSED state in the first position of the shaft and being in an OPEN state in the second position of the shaft; and
a brake comprising a mass movably situated on the frame, the shaft being structured to engage the mass and to cause the mass to be in motion when moving from the first position toward the second position,
wherein the brake further comprises another mass movably situated on the frame, the mass in motion being structured to engage the another mass and to cause the another mass to be in motion,
wherein the mass in motion is structured to engage a first portion of the another mass to cause the another mass to be in motion, and wherein a second portion of the another mass in motion is structured to have a collision with the mass,
wherein the mass has an arcuate surface, and wherein the second portion of the another mass has another arcuate surface, the arcuate surface and the another arcuate surface being structured to engage one another in the collision.