IP Library Granted Patent US 7,618,001
Granted Patent B2
US 7,618,001 · App. 11/943,234 · Granted Nov 17, 2009

Shredder arrangement

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Quick Facts
Patent No.
US 7,618,001
App. No.
11/943,234
Granted
Nov 17, 2009
Kind
B2
Abstract

A shredder arrangement comprising a housing defining a feed slot for receiving sheet material inserted by a user; a cutting mechanism for shredding the sheet material inserted through the feed slot, and a protective guard for positioning across the feed slot to prevent relatively rigid sheet material from striking the user during shredding of such sheet material, the guard defining an aperture allowing said sheet material to be inserted through the guard and into the feed slot; wherein the protective guard is moveable between a first configuration and a second configuration to symmetrically adjust the size of the aperture.

Claims (16)

1. A shredder arrangement comprising:

i) a housing defining a feed slot for receiving sheet material inserted by a user;

ii) a cutting mechanism for shredding the sheet material inserted through the feed slot; and

iii) a protective guard for positioning across the feed slot to prevent relatively rigid sheet material from striking the user during shredding of such sheet material, the guard defining an aperture allowing said sheet material to be inserted through the guard and into the feed slot; wherein:

the protective guard is moveable between a first configuration and a second configuration to symmetrically adjust the size of the aperture.

2. A shredder arrangement according to claim 1 , wherein the protective guard is manually moveable to adjust the size of the aperture.

3. A shredder arrangement according to claim 1 wherein, when the guard is in the first configuration, the size of the aperture corresponds to the cross-section of a standard credit card and, when the guard is in the second configuration, the size of the aperture corresponds to the cross-section of a standard Compact Disc.

4. A shredder arrangement according to claim 1 , wherein the protective guard is mounted to the housing for selective movement between a non-operative position, away from the feed slot, and an operative position, across the feed slot.

5. A shredder arrangement according to claim 4 , wherein in the non-operative position, the protective guard is at least partially retracted within the housing.

6. A shredder arrangement according to claim 3 , wherein when the guard is in the second configuration, the guard extends across substantially the entire area of the feed slot.

7. A shredder arrangement according to claim 6 , wherein the guard further extends across substantially the entire area of the feed slot when the guard is in the first configuration.

8. A shredder arrangement according to claim 1 , wherein the guard comprises two guard members which together define the aperture, the guard members being slidable relative to one another for symmetrically adjusting the size of the aperture.

9. A shredder arrangement according to claim 8 , wherein the two guard members are slidable toward and away from one another in a direction parallel to a direction of elongation of the feed slot.

10. A shredder arrangement according to claim 1 , wherein the guard comprises two guard members, each guard member being moveable with respect to the feed slot.

11. A shredder arrangement according to claim 10 , wherein the two guard members together define the aperture and are moveable toward and away from one another in a direction parallel to a direction of elongation of the feed slot.

12. A shredder arrangement according to claim 1 , wherein the aperture defined when the protective guard is in the first configuration is smaller than the aperture defined when the protective guard is in the second configuration.

Assignments (8)
CORRECTIVE ASSIGNMENT TO CORRECT THE MISSING ASSIGNEE NAMES ON THE RELEASE OF SECURITY INTEREST IN PATENTS PREVIOUSLY RECORDED ON REEL 028166 FRAME 0071. ASSIGNOR(S) HEREBY CONFIRMS THE THE ADDITIONAL ASSIGNEE NAMES ARE ACCO BRANDS USA LLC, ACCO UK LIMITED, AND GENERAL BINDING CORPORATION. Recorded Jul 5, 2012
From: DEUTSCHE BANK AG NEW YORK BRANCH, AS COLLATERAL AGENT
To: ACCO BRANDS CORPORATION; ACCO BRANDS USA LLC; GENERAL BINDING CORPORATION; ACCO UK LIMITED
Reel/Frame 028503/0242 →
CORRECTIVE ASSIGNMENT TO CORRECT THE MISSING ASSIGNEES ON THE RELEASE OF SECURITY INTEREST IN PATENTS PREVIOUSLY RECORDED ON REEL 028162 FRAME 0110. ASSIGNOR(S) HEREBY CONFIRMS THE ADDITIONAL ASSIGNEES ARE ACCO UK LIMITED, ACCO BRANDS USA LLC AND GENERAL BINDING CORPORATION. Recorded Jul 3, 2012
From: U.S. BANK NATIONAL ASSOCIATION, AS COLLATERAL TRUSTEE
To: ACCO UK LIMITED; ACCO BRANDS CORPORATION; ACCO BRANDS USA LLC; GENERAL BINDING CORPORATION
Reel/Frame 028499/0747 →
RELEASE OF SECURITY INTEREST Recorded May 7, 2012
From: DEUTSCHE BANK AG NEW YORK BRANCH, AS COLLATERAL AGENT
To: ACCO BRANDS CORPORATION
Reel/Frame 028166/0071 →
RELEASE OF SECURITY INTEREST Recorded May 6, 2012
From: U.S. BANK NATIONAL ASSOCIATION, AS COLLATERAL TRUSTEE
To: ACCO BRANDS CORPORATION
Reel/Frame 028162/0110 →
SECURITY AGREEMENT Recorded Jun 15, 2010
From: ACCO BRANDS CORPORATION; ACCO BRANDS USA LLC; GENERAL BINDING CORPORATION; ACCO BRANDS INTERNATIONAL, INC.
To: U.S. BANK NATIONAL ASSOCIATION
Reel/Frame 024529/0686 →
SECURITY AGREEMENT Recorded Jun 15, 2010
From: ACCO BRANDS CORPORATION
To: DEUTSCHE BANK AG NEW YORK BRANCH
Reel/Frame 024529/0699 →
SECURITY AGREEMENT Recorded Feb 5, 2009
From: ACCO BRANDS CORPORATION; ACCO BRANDS USA LLC; GENERAL BINDING CORPORATION
To: CITIBANK NORTH AMERICA, INC., AS ADMINISTRATIVE AGENT
Reel/Frame 022203/0848 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 29, 2008
From: ARIES, PAUL ARTHUR; SAWFORD, MICHAEL; SMITH, IAN STUART
To: ACCO UK LIMITED
Reel/Frame 020433/0855 →