IP Library Patent Application 10992705
Patent Application
App. No. 10/992,705

Fall arrest system with anchorage plate

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Quick Facts
Patent No.
US None
App. No.
10/992,705
Abstract

A ladder includes a pair of opposing side rails and at least one attachment device configured to be attached to a fall arresting device. The opposing side rails have a plurality of steps disposed therebetween along substantially an entire length of the opposing side rails. The attachment device is configured to be attached to a fall arresting device and is substantially centrally disposed between the pair of opposing side rails. The attachment device is a plate, substantially parallel to a plane defined by the opposing side rails, that extends from one of the side rails to the other side rail. The ladder includes a pair of curved members respectively extending from the pair of opposing side rails at an upper distal end of the ladder. One of the attachment devices is positioned substantially centrally along a longitudinal axis of the ladder, and another of the attachment devices is positioned substantially proximate to the upper distal end of the ladder.

Claims (25)

1 . A ladder, comprising:

a pair of opposing side rails having a plurality of steps disposed therebetween along substantially an entire length of the opposing side rails; and

at least one attachment device configured to be attached to a fall arresting device, wherein the attachment device is substantially centrally disposed between the pair of opposing side rails.

2 . The ladder according to claim 1 , wherein one of the at least one attachment device includes a plate extending from the one of the pair of side rails to the other of the pair of side rails.

3 . The ladder according to claim 2 , wherein the attachment device defines a hole.

4 . The ladder according to claim 2 , wherein the plate attaches to each of the pair of opposing side rails.

5 . The ladder according to claim 2 , wherein the plate is substantially parallel to a plane defined by the opposing side rails.

6 . The ladder according to claim 1 , wherein one of the least one attachment device is positioned substantially proximate to an upper distal end of the side rails.

7 . The ladder according to claim 6 , further comprising a pair of curved members respectively extending from the pair of opposing side rails at the upper distal end.

8 . The ladder according to claim 1 , wherein one of the at least one attachment device is positioned substantially centrally along a longitudinal axis of the ladder.

9 . The ladder according to claim 1 , wherein a first of the least one attachment device is positioned substantially proximate to an upper distal end of the side rails and a second of the at least one attachment device is positioned substantially centrally along a longitudinal axis of the ladder.

10 . The ladder according to claim 1 , wherein one of the at least one attachment device is attached to one of the plurality of steps.

11 . A hooked ladder, comprising:

a pair of opposing side rails having a plurality of steps disposed therebetween along substantially an entire length of the opposing side rails;

a curved member connected to a top end of each of the side rails to extend in a common direction substantially perpendicular to the side rails; and

at least one attachment device configured to be attached to a fall arresting device, wherein the attachment device is substantially centrally disposed between the pair of opposing side rails.

12 . The hooked ladder according to claim 11 , wherein one of the at least one attachment device includes a plate extending from the one of the pair of side rails to the other of the pair of side rails.

13 . The hooked ladder according to claim 12 , wherein the attachment device defines a hole.

14 . The hooked ladder according to claim 12 , wherein the plate attaches to each of the pair of opposing side rails.

15 . The hooked ladder according to claim 12 , wherein the plate is substantially parallel to a plane defined by the opposing side rails.

16 . The hooked ladder according to claim 11 , wherein one of the least one attachment device is positioned substantially proximate to an upper distal end of the side rails.

17 . The hooked ladder according to claim 16 , wherein the curved members respectively extend from the pair of opposing side rails at the upper distal end.

18 . The hooked ladder according to claim 11 , wherein one of the at least one attachment device is positioned substantially centrally along a longitudinal axis of the ladder.

19 . The hooked ladder according to claim 11 , wherein a first of the least one attachment device is positioned substantially proximate to an upper distal end of the side rails and a second of the at least one attachment device is positioned substantially centrally along a longitudinal axis of the ladder.

20 . The hooked ladder according to claim 11 , wherein one of the at least one attachment device is attached to one of the plurality of steps.

Assignments (10)
RELEASE OF SECURITY INTEREST IN PATENTS Recorded May 2, 2011
From: BANK OF AMERICA, N.A.
To: WERNER CO.
Reel/Frame 026210/0419 →
RELEASE OF SECURITY INTEREST IN PATENTS Recorded Apr 29, 2011
From: BLACK DIAMOND COMMERCIAL FINANCE, L.L.C.
To: WERNER CO.
Reel/Frame 026200/0348 →
RELEASE OF SECURITY INTEREST IN PATENT RIGHTS Recorded Jul 11, 2007
From: CREDIT SUISSE, CAYMAN ISLANDS BRANCH
To: WERNER CO.
Reel/Frame 019542/0898 →
RELEASE OF SECURITY INTEREST IN PATENT RIGHTS Recorded Jul 9, 2007
From: BLACK DIAMOND COMMERCIAL FINANCE L.L.C.
To: WERNER CO.
Reel/Frame 019533/0397 →
PATENT SECURITY AGREEMENT Recorded Jun 26, 2007
From: WERNER CO.
To: BLACK DIAMOND COMMERCIAL FINANCE, L.L.C.
Reel/Frame 019479/0566 →
SECURITY AGREEMENT Recorded Jun 12, 2007
From: WERNER CO.
To: BANK OF AMERICA, N.A., AS AGENT
Reel/Frame 019417/0018 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jun 11, 2007
From: WERNER HOLDING CO. (DE), INC.; WERNER HOLDING CO. (PA), INC.; WERNER CO.; WIP TECHNOLOGIES, INC.
To: WERNER CO.
Reel/Frame 019410/0925 →
SECURITY AGREEMENT Recorded Jun 9, 2005
From: WERNER CO.
To: JPMORGAN CHASE BANK, N.A., AS ADMINISTRATIVE AGENT
Reel/Frame 016112/0933 →
PATENT SECURITY AGREEMENT Recorded May 25, 2005
From: WERNER CO.
To: CREDIT SUISSE FIRST BOSTON, ACTING THROUGH ITS CAYMAN ISLANDS BRANCH
Reel/Frame 016275/0421 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 22, 2004
From: MCINTIRE, KEVIN; BENDICKSON, ROY
To: WERNER CO.
Reel/Frame 016022/0077 →