FAILSAFE LOCATING DEVICE FOR DRILLING HOLES

摘要

The present disclosure generally relates to a drilling tool having one or more locating brackets. The locating brackets include contacts that when engaged by a workpiece or a component adjacent to a workpiece, complete a pneumatic circuits of a pneumatic switch. Completion of the pneumatic circuits facilities operation of a drill of the drilling tool, thus allowing operation of the drilling tool and/or engagement of the drill with a workpiece. The locator brackets are sized and positioned such that engagement of the contacts occurs when the drilling tool is located in a predetermined position, thereby ensuring that drilling of a hole occurs in a desired location.

主权项

1. An apparatus, comprising:
a base; and one or more locator brackets coupled to the base, each of the one or more locator brackets including:
a housing;a pneumatic switch disposed in the housing; anda trigger coupled to the pneumatic switch, the trigger having a contact at one end thereof opposite the pneumatic switch, wherein engagement of the contact by a workpiece allows air to flow through the pneumatic switch.