autolatch

U.S. PAT. NO. 5,636,888

The Drafto "RF AUTOLATCH" is a radio frequency operated motorized gravity latch to be installed on overhead crane Hook Blocks, Rotating Hook Blocks, and Weighblocks. The "RF AUTOLATCH" Can be retrofitted to existing units. The gravity latch opens by "RF" remote control initiated by the operator.
LATCH CLOSEDClosed
  • Allows Safe Unhooking in Areas Not Otherwise Accessible
  • Removes "Hook-Up" Person from Dangerous Location
  • Remote Pushbutton Operation
  • Self-Contained
  • Heavy Duty Construction
  • Rechargable Battery Powered
  • Modular Design
  • Latch can be Manually Operated at Any Time
  • Capacities: 30-150 Tons
LATCH OPENOpen
drive Drive Unit Assembly Showing:
  • Battery Pack with Connection Plug
  • Drive Unit
  • Transmitter
  • Electronic Control

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For further inquiries contact:
DRAFTO CORPORATION,
100 Pressler Ave. Cochranton , Pa. 16314
Phone 814-425-7445 Fax 814-425-8048
E-mail: drafto@csonline.net
http://www.drafto.com
line Copyright © 1999 2000 2001
Drafto Corporation http://www.drafto.com
revised 02-08-01