Patent US4450121A successfully refreshed from Google Patents.
US4450121A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus and method for bridge deck construction
Assignee: ANCEL PRODUCTS Inc A CORP OF
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Filing: 1982-03-05
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Granted: 1984-05-22
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Expires: 2002-03-05
Abstract
Abstract This invention is a reusable apparatus and method of using the apparatus for supporting decking and forms used in constructing a bridge, roadway or other elevated surface. The apparatus is easily attached to the load bearing beams and is readily adjustable to proper grade without the necessity of shims.
Inventors
- 👤 Noah L. Bequette
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 18:22
CPC Classifications
E; E04; E04G; E04G5/00; E04G5/06; E04G13/00; E04G13/06; E04G13/066; E04G17/00; E04G17/16; E04G3/00; E04G3/20
Claims Analysis
Total Claims: 22
Claim 1
Independent Claim
230 words
A method of supporting decking or forms needed for the installation of roadways on bridges which comprises attaching a plurality of apparatus, each of which comprises a first elongated member, a second elongated member pivotally connected at one end to said first elongated member, third elongated member connecting separated points on said first and second elongated members so as to maintain said first and second elongated members in a fixed angular relationship, which third elongated member is pivotally connected to the first elongated member and detachably connected to the second elongated member; positioning means attached to said first elongated member, which positioning means supports a fourth elongated member, which fourth member is adapted to support the forms or decking and attaching means on said second elongated member for removably installing the apparatus on a substantially vertical surface of a support structure, which attaching means comprises toggle locking means particularly suited to engage a concave recess in a steel pin protruding from a substantially vertical surface of the support structure to a plurality of steel pins, each of which has a concave recess particularly designed to engage the toggle locking means of one of the apparatus, which pins are protruding from a substantially vertical surface of the support structure; and individually adjusting the fourth elongated member of each of said apparatus to support the forms or decking in the desired position.
Claim 2
Independent Claim
230 words
A method of supporting decking or forms needed for the installation of roadways on bridges which comprises attaching a plurality of apparatus, each of which comprises a first elongated member, a second elongated member pivotally connected at one end to said first elongated member, third elongated member connecting separated points on said first and second elongated members so as to maintain said first and second elongated members in a fixed angular relationship, which third elongated member is pivotally connected to the first elongated member and detachably connected to the second elongated member; positioning means attached to said first elongated member, which positioning means supports a fourth elongated member, which fourth member is adapted to support the forms or decking and attaching means on said second elongated member for removably installing the apparatus on a substantially vertical surface of a support structure, which attaching means comprises toggle locking means particularly suited to engage a concave recess in a steel pin protruding from a substantially vertical surface of the support structure to a plurality of steel pins, each of which has a concave recess particularly designed to engage the toggle locking means of one of the apparatus, which pins are protruding from a substantially vertical surface of the support structure; and individually adjusting the fourth elongated member of each of said apparatus to support the forms or decking in the desired position.
Claim 3
Dependent Claim
35 words
The method of claim 1 wherein the positioning means consists of a plurality of threaded members which permit the position of the fourth elongated member to be varied with respect to the first elongated member.
Claim 4
Dependent Claim
49 words
The method of claim 2 wherein a mounting block is interposed between each threaded member and the corresponding fourth elongated member which mounting block substantially restricts the fourth elongated member so as to permit angular adjustment only in the plane containing the first, second, third and fourth elongated members.
Claim 5
Independent Claim
272 words
A method of supporting decking or forms needed for the installation of roadways on bridges which comprises attaching a plurality of apparatus, each of which comprises a first elongated member, a second elongated member pivotally connected at one end to said first elongated member, third elongated member connecting separated points on said first and second elongated members so as to maintain said first and second elongated members in a fixed angular relationship, which third elongated member is pivotally connected to the first elongated member and detachably connected to the second elongated member; positioning means attached to said first elongated member, which positioning means supports a fourth elongated member, which fourth member is adapted to support the forms or decking and attaching means on said second elongated member for removably installing the apparatus on a substantially vertical surface of a support structure, which attaching means comprises toggle locking means particularly suited to engage a concave recess in a steel pin protruding from a substantially vertical surface of the support structure to a plurality of steel pins, each of which has a concave reference particularly designed to engage the toggle locking means of one of the apparatus, which pins are protruding from a substantially vertical surface of the support structure, and individually adjusting the fourth elongated member of each of said apparatus to support the form or decking in the desired position; wherein the plurality of apparatus are installed on the bridge support structure prior to erection of the bridge support structure at the bridge site, and the combined bridge support structure and apparatus are erected at the bridge site as a preassembled unit.
Claim 6
Independent Claim
272 words
A method of supporting decking or forms needed for the installation of roadways on bridges which comprises attaching a plurality of apparatus, each of which comprises a first elongated member, a second elongated member pivotally connected at one end to said first elongated member, third elongated member connecting separated points on said first and second elongated members so as to maintain said first and second elongated members in a fixed angular relationship, which third elongated member is pivotally connected to the first elongated member and detachably connected to the second elongated member; positioning means attached to said first elongated member, which positioning means supports a fourth elongated member, which fourth member is adapted to support the forms or decking and attaching means on said second elongated member for removably installing the apparatus on a substantially vertical surface of a support structure, which attaching means comprises toggle locking means particularly suited to engage a concave recess in a steel pin protruding from a substantially vertical surface of the support structure to a plurality of steel pins, each of which has a concave reference particularly designed to engage the toggle locking means of one of the apparatus, which pins are protruding from a substantially vertical surface of the support structure, and individually adjusting the fourth elongated member of each of said apparatus to support the form or decking in the desired position; wherein the plurality of apparatus are installed on the bridge support structure prior to erection of the bridge support structure at the bridge site, and the combined bridge support structure and apparatus are erected at the bridge site as a preassembled unit.
Claim 7
Dependent Claim
35 words
The method of claim 4 wherein the positioning means consists of a plurality of threaded members which permit the position of the fourth elongated member to be varied with respect to the first elongated member.
Claim 8
Dependent Claim
48 words
The method of claim 5 wherein a mounting block is interposed between each threaded member and the fourth elongated member which mounting block substantially restricts the fourth elongated member so as to permit angular adjustment only in the plane containing the first, second, third and fourth elongated members.
Claim 9
Independent Claim
158 words
An apparatus particularly suitable for decking a bridge prior to installation of a roadway, comprising first elongated member, a second elongated member, connected pivotally at one end to said first elongated member, a third elongated member connecting separated points on said first and second elongated members so as to maintain said first and second elongated members in a fixed angular relationship, which third elongated member is pivotally connected to the first elongated member and detachably connected to the second elongated member; positioning means attached to said first elongated member, which positioning means supports a fourth elongated member, which fourth member is adapted to support the forms or decking and attaching means on said second elongated member for removably installing the apparatus on a substantially vertical surface of a support structure, which attaching means comprises toggle locking means particularly suited to engage a concave recess in a steel pin protruding from a substantially vertical surface of the support structure.
Claim 10
Independent Claim
158 words
An apparatus particularly suitable for decking a bridge prior to installation of a roadway, comprising first elongated member, a second elongated member, connected pivotally at one end to said first elongated member, a third elongated member connecting separated points on said first and second elongated members so as to maintain said first and second elongated members in a fixed angular relationship, which third elongated member is pivotally connected to the first elongated member and detachably connected to the second elongated member; positioning means attached to said first elongated member, which positioning means supports a fourth elongated member, which fourth member is adapted to support the forms or decking and attaching means on said second elongated member for removably installing the apparatus on a substantially vertical surface of a support structure, which attaching means comprises toggle locking means particularly suited to engage a concave recess in a steel pin protruding from a substantially vertical surface of the support structure.
Claim 11
Dependent Claim
23 words
The apparatus of claim 7 wherein the steel pin is attached to the web of a steel beam portion of the support structure.
Claim 12
Dependent Claim
23 words
The apparatus of claim 8 wherein the steel pin is welded to the web of a steel beam portion of the support structure.
Claim 13
Dependent Claim
19 words
The apparatus of claim 7 wherein the steel pin is attached to a concrete portion of the support structure.
Claim 14
Dependent Claim
26 words
The apparatus of claim 10 wherein the steel pin is permanently installed in the concrete support structure at the time the concrete support structure is cast.
Claim 15
Dependent Claim
21 words
The apparatus of claim 7 wherein the steel pin is removably attached to a substantially vertical surface of the support structure.
Claim 16
Dependent Claim
32 words
The apparatus of claim 10 wherein the steel pin is removably attached to a mating device permanently installed in the concrete support structure at the time the concrete support structure is cast.
Claim 17
Dependent Claim
35 words
The apparatus of claim 7 wherein the positioning means consists of a plurality of threaded members which permit the position of the fourth elongated member to be varied with respect to the first elongated member.
Claim 18
Dependent Claim
48 words
The apparatus of claim 14 wherein a mounting block is interposed between each threaded member and the fourth elongated member which mounting block substantially restricts the fourth elongated member so as to permit angular adjustment only in the plane containing the first, second, third and fourth elongated members.
Claim 19
Independent Claim
31 words
The apparatus of claims 7, 14 or 15 wherein the position of the fourth elongated member may be laterally adjusted with respect to the positioning means and the first elongated member.
Claim 20
Independent Claim
44 words
The apparatus of claims 7, 14 or 15 wherein a fifth member and a second positioning means are provided which fifth member is adapted to support forms or decking in a different position than the forms or decking supported by the fourth elongated member.
Claim 21
Dependent Claim
38 words
The apparatus of claim 17 wherein the second positioning means consists of one or more threaded members which permit the position of the fifth member to be varied with respect to the fourth member and the first member.
Claim 22
Dependent Claim
46 words
The apparatus of claim 18 wherein a mounting block is interposed between each threaded member and the fifth member which mounting block substantially restricts the fifth member so as to permit angular adjustment only in the plane containing the first, second, third and fourth elongated member.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1987-05-22 | 1987-11-21 | 1988-05-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1991-05-22 | 1991-11-21 | 1992-05-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1995-05-22 | 1995-11-21 | 1996-05-22 | $7700.00 | Window Closed / Lapsed |