Swim fin with adjustable web

Abstract

A swim fin having a web portion pivotably attached to a shoe portion that is rotatable to a first position substantially perpendicular to the shoe portion for walking and a second position in a plane with the shoe portion for propulsion in water.

Description

BRIEF DESCRIPTION OF THE DRAWINGS

FIG. 1 is a top view of one embodiment of a swim fin of the present invention.

FIG. 2 is a top view of an embodiment of the present invention illustrating a foot portion.

FIG. 3 is a side elevational view of the resilient member of an embodiment of the invention.

FIG. 4 is a perspective view of the resilient member of an embodiment of this invention.

FIG. 5 is a side elevational view of the foot portion of the present invention a locking mechanism and stop platform for securing the web portion in a second or swimming position by the user.

FIG. 6 is a side elevational view of an embodiment of the present invention wherein the web portion is pivotally attached to the foot portion in a first position perpendicular to the foot portion thereof allowing walking by the user while wearing the swim fin.

FIG. 7 is a perspective view of an embodiment of the present invention wherein the foot portion and web portion are engaged in a first position for allowing walking by the user showing the removable resilient member embedded in an arm of the web portion and stop platform.

FIG. 8 is a perspective view of an embodiment of the present invention showing the resilient member embedded in the arm and stop platform and brake engaging the arm to secure the web portion in a first position to enable the user to walk while wearing the fins.

FIG. 9 is a perspective view of an embodiment of the present invention showing the web portion is locked in the plane of the foot portion in a second position thereby allowing swimming motion by the user.

Claims

1. A swim fin comprising: a foot portion,a web portion, with first and second opposed extensions, pivotably attached to the foot portion,pivot members for rotating the web portion to a first and second position,stops for supporting the web portion mounted on the foot portion,a resilient member attached to each web extension and allowing the web portion to rotate from a first position to a second position,a locking mechanism for engaging the web portion in a second position.

2. The swim fin of claim 1, wherein the foot portion has a first end, a second end, a toe, and first and second sidewalls.

3. The swim fin of claim 1, wherein the pivot members have joints on the first and second side walls of the foot portion.

4. The swim fin of claim 1, wherein the resilient member has an upper member and lower member.

5. The swim fin of claim 1, wherein the locking mechanism contains a lip extending outwardly from the toe of the foot portion for engaging the web portion.

6. The swim fin of claim 5, wherein the lip contains a flange for facilitating the release of the lip from the web portion.

7. The swim fin of claim 5, wherein the lip matches the contour of the inside periphery of the web portion.

8. The swim fin of claim 5 wherein the lip matches the contour of the toe of the shoe.

9. The swim fin of claim 1, wherein the lip has a shoulder for engaging an inside periphery of the web portion for securely holding it in a second position for swimming by the user.

10. The swim fin of claim 4 wherein the first and second extensions have channels for securing the upper resilient member

11. The swim fin of claim 4 wherein the stops have channels for securing the lower resilient member.

12. The swim fin of claim 1 wherein the resilient member can be readily removed from the first and second extensions and stops.

13. The swim fin of claim 1 wherein the stops are located on the sidewalls of the shoe.