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US 4,046,093 AGranted
Kickup rudder apparatus having adjustable rake
AssigneeSurfglas, Inc.
InventorsGeoffrey C. Prindle, J. Sterling Santley
Life of this patent
Estimating the term…
Abstract
A rudder is pivotably mounted in an integral rudder-tiller support having a spring-loaded detent engageable by a lock on the rudder which may be adjusted to change rake and which may be released to free rudder to swing on its pivot by moving detent out of locking engagement with the lock.
Claims5
In a kickup rudder apparatus including a rudder, the improvement comprises:
- means for adjusting the rake of said rudder including a spring-loaded detent engageable by an adjustable lock, said detent including a rod slidably mounted in a slot and springs biasing said rod to one end of said slot, said lock comprising a threaded bolt;
- and
- means connected to said detent for manually moving it out of engagement with said lock, said detent releasing said lock when said rudder engages a fixed object, whereby said rudder will kickup.
A kickup rudder apparatus comprising:
- a unitary rudder-tiller support having a spring-loaded detent mounted therein;
- a rudder rotatably mounted in said rudder-tiller support;
- and
- a lock including an elongated rod having a detent-engageable end and an adjustable end provided on said rudder in a position such that said lock will only engage said detent when said rudder is swung to a down position, said lock including means operatively coupled to said adjustable end for adjusting the distance of said detent-engageable end relative to said rudder and thereby changing the rake of said rudder.
1 more element
A kickup rudder apparatus, comprising:
- a bifurcated rudder support having a pair of legs and a bight portion, said rudder support having an upper end and a lower end;
- a rudder having an upper end, a lower end, a leading edge, a trailing edge and a throat portion, said throat portion being adjacent said upper end;
- a pivot pin rotatably mounting said throat portion of said rudder in said rudder support between said legs;
- a spring-loaded detent mounted in said rudder support below said pivot pin;
- a latch releasably connecting said leading edge of said rudder to said spring-loaded detent;
- a first rope connected to the trailing edge of said rudder above said pivot pin and to said detent for releasing said latch and swinging said rudder about said pivot pin to a kickedup position;
- and
- a second rope connected to the leading edge of said rudder below said latch for pulling said rudder into locked engagement with said rudder support.
5 more elements
Dependencies are inferred from the claim text.