29.735—Brakes.
For rotorcraft with wheel-type landing gear, a braking device must be installed that is—
(a)
Controllable by the pilot;
(b)
Usable during power-off landings; and
(1)
Counteract any normal unbalanced torque when starting or stopping the rotor; and
(2)
Hold the rotorcraft parked on a 10-degree slope on a dry, smooth pavement.
Code of Federal Regulations
[Doc. No. 5084, 29 FR 16150, Dec. 3, 1964, as amended by Amdt. 29-24, 49 FR 44437, Nov. 6, 1984]