IP Library Granted Patent US 10,589,825
Granted Patent B2
US 10,589,825 · App. 15/771,620 · Granted Mar 17, 2020

Anchor adaptor

Inventors: Michael A. Duff (North Vancouver, CA); Mark Pocock (Vancouver, CA)
Assignee: CMP GROUP LTD.
B63B21/46B63B21/38B63B21/42F16G15/08
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Quick Facts
Patent No.
US 10,589,825
App. No.
15/771,620
Granted
Mar 17, 2020
Kind
B2
Abstract

An adaptor for an anchor including a first member configured for coupling a chain and a hollow second member for pivotally coupling an anchor. The second member defines a longitudinally extending blind slot on an inner surface and a longitudinally extending opening diametrically opposite the blind slot. The blind slot configured to restrict pivoting motion of the anchor within the second member and a swivel coupler for coupling the first member to the second member.

Claims (22)

1. An adaptor for an anchor comprising:

a chain clevis configured for coupling a chain;

a hollow second member for pivotally coupling an anchor, the second member defining a longitudinally extending blind slot on an inner surface and a longitudinally extending opening diametrically opposite the blind slot, the blind slot configured to restrict pivoting motion of the anchor within the second member; and

a swivel coupler for coupling the chain clevis to the second member, wherein the swivel coupler has a ball end for coupling the second member and a threaded end for coupling the chain clevis.

2. The adaptor of claim 1 , wherein the second member comprises a top surface inclined to a plane perpendicular to a longitudinal axis of the second member.

3. The adaptor of claim 1 , wherein the chain clevis comprises an end surface perpendicular to a longitudinal axis of the chain clevis.

4. The adaptor of claim 1 , wherein the swivel coupler comprises a swage spigot configured to be received in an opening in the chain clevis, the swage spigot configured to be deformed for rigidly coupling the swivel coupler to the chain clevis.

5. The adaptor of claim 1 , wherein an inner surface of the second member is concave.

6. The adaptor of claim 1 , wherein the second member includes a knuckle defining a cylindrical shape and having two openings for receiving and holding an anchor pin, the anchor being pivotally coupled to the knuckle using the anchor pin.

7. The adaptor of claim 1 , wherein the chain clevis defines a cylindrical and hollow shape defining two diametrically opposite openings for receiving a chain pin, the chain pin configured for coupling the chain.

8. An anchor assembly comprising:

a chain;

a chain clevis coupled to the chain;

an anchor;

a hollow second member for pivotally coupling the anchor, the second member defining a longitudinally extending blind slot on an inner surface and a longitudinally extending opening diametrically opposite the blind slot, the blind slot configured to restrict pivoting motion of the anchor within the second member; and

a swivel coupler for coupling the chain clevis to the second member, wherein the swivel coupler has a ball end for coupling the second member and a threaded end for coupling the chain clevis.

9. The anchor assembly of claim 8 , wherein the second member comprises a top surface inclined to a plane perpendicular to a longitudinal axis of the second member.

10. The anchor assembly of claim 8 , wherein the chain clevis comprises an end surface perpendicular to a longitudinal axis of the chain clevis.

11. The anchor assembly of claim 8 , wherein an inner surface of the second member is concave.

12. The anchor assembly of claim 8 , wherein the second member includes a knuckle defining a cylindrical shape and having two openings for receiving and holding an anchor pin, the anchor being pivotally coupled to the knuckle using the anchor pin.

13. The anchor assembly of claim 8 , wherein the chain clevis defines a cylindrical and hollow shape defining two diametrically opposite openings for receiving a chain pin, the chain pin configured for coupling the chain.

14. The anchor assembly of claim 8 , wherein the swivel coupler comprises a swage spigot configured to be received in an opening in the chain clevis, the swage spigot configured to be deformed for rigidly coupling the swivel coupler to the chain clevis.

Assignments (2)
CHANGE OF NAME Recorded Dec 12, 2019
From: CANADA METAL (PACIFIC) LIMITED
To: CMP GROUP LTD.
Reel/Frame 051276/0397 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 21, 2018
From: DUFF, MICHAEL A.; POCOCK, MARK
To: CANADA METAL (PACIFIC) LTD.
Reel/Frame 045863/0321 →
Continuity (1)
Related Publication 20180319462A1 · Nov 8, 2018