IP Library Granted Patent US 7,415,852
Granted Patent B1
US 7,415,852 · App. 11/245,274 · Granted Aug 26, 2008

Tubular lock with theft deterrent

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Quick Facts
Patent No.
US 7,415,852
App. No.
11/245,274
Granted
Aug 26, 2008
Kind
B1
Abstract

A tubular lock is disclosed. The tubular lock includes an outer portion, and an inner portion. A plurality of movable driver pins is disposed between the outer portion and the inner portion. The pins are accessible through a space formed by the outer portion and the inner portion. At least one fixed structure prevents an unauthorized tubular lock picking structure from entering the space.

Claims (32)

1. A tubular lock comprising:

an outer portion;

an inner portion;

and a plurality of movable pins disposed between the outer portion and the inner portion, and being accessible through a space formed by the outer portion and the inner portion; and

at least one fixed structure preventing passage of an unauthorized tubular structure into the space, wherein the at least one fixed structure is disposed between the outer portion and the inner portion and is visible from outside the outer portion.

2. The tubular lock of claim 1 wherein the space is circular.

3. The tubular lock of claim 1 wherein the at least one fixed structure includes at least one fixed, non-movable pin.

4. The tubular lock of claim 1 wherein the at least one fixed structure includes at least two fixed, non-movable pins.

5. The tubular lock of claim 1 wherein the at least one fixed structure is a bridge that bridges the space.

6. The tubular lock of claim 1 wherein the at least one fixed structure has a rectangular cross-section.

7. The tubular lock of claim 1 further comprising a locking end, wherein the locking end includes a structure for engaging a security slot in a computer.

8. The tubular lock of claim 1 wherein the lock forms part of a bike lock.

9. The tubular lock of claim 1 further comprising a locking end, wherein the locking end includes a movable locking structure in the form of a T-bar for engaging a computer security slot, and an insertable structure for inserting into the slot before or after the T-bar is engaged with the slot.

10. The tubular lock of claim 1 wherein the fixed structure extends from the outer portion.

11. A system comprising:

a portable electronic device; and

a tubular lock comprising an outer portion, an inner portion, and a plurality of movable pins disposed between the outer portion and the inner portion, and being accessible through a space formed by the outer portion and the inner portion, and at least one fixed structure preventing passage of an unauthorized tubular structure to the movable pins, wherein the at least one fixed structure is disposed between the outer portion and the inner portion and is visible from outside the outer portion, and

wherein the tubular lock is secured to the portable electronic device.

12. The system of claim 11 further comprising a cable coupled to the tubular lock, and an immovable object, wherein the immovable object and the portable electronic device are secured together with the tubular lock and the cable.

13. The system of claim 11 wherein the portable electronic device comprises a slot in a wall of the portable electronic device and wherein the tubular lock is attached to the portable electronic device via the slot.

14. The system of claim 11 wherein the fixed structure comprises a pin.

15. The system of claim 11 wherein the fixed structure extends only partially between the inner and outer portions.

16. The system of claim 11 wherein the fixed structure extends from the outer portion.

17. A method for using a tubular lock comprising:

obtaining a tubular lock, wherein the tubular lock comprises an outer portion, an inner portion, and a plurality of movable pins disposed between the outer portion and the inner portion, and being accessible through a space formed by the outer portion and the inner portion, and at least one fixed structure preventing passage of an unauthorized tubular structure to the movable pins, wherein the at least one fixed structure is disposed between the outer portion and the inner portion and is visible from outside the outer portion; and

attaching the tubular lock to a portable electronic device.

18. The method of claim 17 further comprising:

wrapping a cable attached to the tubular lock around the portable electronic device.

19. The method of claim 17 wherein the portable electronic device is a computer.

20. The method of claim 17 wherein the fixed structure comprises a pin.

21. The method of claim 17 wherein the fixed structure extends only partially between the inner and outer portions.

22. The method of claim 17 wherein the fixed structure does not contact the inner portion.

Assignments (5)
CORRECTIVE ASSIGNMENT TO CORRECT THE THE MISSING ASSIGNEES ON THE RELEASE OF SECURITY INTEREST IN PATENTS PREVIOUSLY RECORDED ON REEL 028168 FRAME 0713. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNEES ACCO BRANDS USA LLC AND GENERAL BINDING CORPORATION ARE ADDITIONAL ASSIGNEES. Recorded Jul 3, 2012
From: U.S. BANK NATIONAL ASSOCIATION, AS COLLATERAL TRUSTEE
To: ACCO BRANDS CORPORATION; ACCO BRANDS USA LLC; GENERAL BINDING CORPORATION
Reel/Frame 028487/0671 →
CORRECTIVE ASSIGNMENT TO CORRECT THE MISSING ASSIGNEES ON THE RELEASE OF SECURITY INTEREST IN PATENTS PREVIOUSLY RECORDED ON REEL 028168 FRAME 0738. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNEES ACCO BRANDS USA LLC, AND GENERAL BINDING CORPORATION ARE ADDITIONAL ASIGNEES. Recorded Jul 3, 2012
From: DEUTSCHE BANK AG NEW YORK BRANK, AS COLLATERAL AGENT
To: ACCO BRANDS CORPORATION; ACCO BRANDS USA LLC; GENERAL BINDING CORPORATION
Reel/Frame 028488/0056 →
SECURITY AGREEMENT Recorded May 16, 2012
From: ACCO BRANDS USA LLC
To: BARCLAYS BANK PLC, AS ADMINISTRATIVE AGENT
Reel/Frame 028217/0360 →
RELEASE OF SECURITY INTEREST Recorded May 7, 2012
From: U.S. BANK NATIONAL ASSOCIATION, AS COLLATERAL TRUSTEE
To: ACCO BRANDS CORPORATION
Reel/Frame 028168/0713 →
RELEASE OF SECURITY INTEREST Recorded May 7, 2012
From: DEUTSCHE BANK AG NEW YORK BRANCH, AS COLLATERAL AGENT
To: ACCO BRANDS CORPORATION
Reel/Frame 028168/0738 →