| 摘要 |
<p>1479042 Aircraft control systems UNITED AIRCRAFT CORP 21 Nov 1974 [14 Dec 1973] 50542/74 Heading B7G [Also in Division F2] In an aircraft control system a bellcrank 10, pivoted at 20, is connected to control rods 18, 16 arranged one at each end of the bellcrank 10, each control rod 18, 16 having a dual i.e. double pivot connection with the bellcrank 10 by way of a first pivot bolt 28 and an adjacent second pivot bolt 40, which second pivot bolt 40 engages an arcuate slot 42 in the bellcrank permitting limited relative motion between the bellcrank and the control rod 18 or 16 about the first pivot bolt 28, the arrangement providing some continuity of aircraft control in the event of warfare projectile damage to one or other of the connections in each of the dual bellcrank/ control rod pivot connections. The first pivot bolts 28 are provided with anti-friction bearings 38.</p> |
