Dual action shutter release with thumbwheel brake and methods

Year	Description
2001	Invention patented by Wayne E. Stiehler, Stephen J. Smith, and Craig A. Baker on December 20th, 2001. Abstract: A shutter release-thumbwheel brake for a camera has a thumbwheel, a shutter release, and a sprag. The shutter release is pivotable reative to the thumbwheel between a ready position and a first released position and also between the ready position and a second released position. The released positions are opposed. The sprag is joined to the shutter release and brakes the thumbwheel when the shutter release is in either of the released positions.
Source: selected by the editor from original sources.

Invention: Dual action shutter release with thumbwheel brake and methods