Patent ID: 7549518

Claim:
A brake for use on a mobile carriage, the mobile carriage being mounted on a platform with a track in which the mobile carriage rolls and with a channel in which a slotted member is secured, the brake comprising: a back plate for mounting on a mobile carriage; a pivot member having a locking end and a release end and a top section and a bottom section, the top section extends substantially at right angles to the bottom section; A bolt secured to the back plate, the pivot member being mounted generally midway between the locking end and the release end to pivot on the bolt; A claw mounted on the pivot member at the locking end, the claw being horizontal when the brake and the pivot member is depressed; An opening adjacent the release end, the opening extending from the bottom of the pivot member; and A stop bolt secured to the back plate, the stop bolt being located in the opening, the stop bolt limiting the release end of the pivot member from being depressed below the horizontal.