Spinnaker pole

Details Spinnaker pole Spinnaker pole

2008-05-20

2008-05-20

Swinehart, Ed (Department: 3617)

Ships

Spars

Reexamination Certificate

active

11675064

ABSTRACT:
Methods and apparatuses of for providing a spinnaker pole are disclosed herein. A spinnaker pole as disclosed herein comprises a first elongated face, a second elongated face, a third elongated face, a first tapering, and a second tapering. The first elongated face concaves towards the longitudinal axis of the spinnaker pole. The first elongated face can have two longitudinal sides. A second elongated face concaves towards the longitudinal axis of the spinnaker pole. The second elongated face has two longitudinal sides. One of the two longitudinal sides of the second elongated face is joined to one of the two longitudinal sides of the first face at a first spinnaker pole edge. The third elongated face concaves towards the longitudinal axis of the spinnaker pole. The third elongated face has two longitudinal sides. One of the two longitudinal sides of the third elongated face is joined to one of the longitudinal sides of the first elongated face at a second spinnaker pole edge. One of the two longitudinal sides of the third elongated face is joined to one of the longitudinal sides of the second elongated face at a third spinnaker pole edge. The first tapering is formed by the convergence of the first spinnaker pole edge, the second spinnaker pole edge, and the third spinnaker pole edge towards a first end of the spinnaker pole. The second tapering is formed by the convergence of the first spinnaker pole edge, the second spinnaker pole edge, and the third spinnaker pole edge towards a second end of the spinnaker pole.

REFERENCES:
patent: 377490 (1888-02-01), Mansfield
patent: 3765360 (1973-10-01), Monfort
patent: 3813837 (1974-06-01), McClain et al.
patent: 3835015 (1974-09-01), Gary
patent: 5870877 (1999-02-01), Turner
patent: 6739103 (2004-05-01), Noirot

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