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EP0315023A2 Expired / Lapsed EP ⏱️ 0.0 years remaining

Improvements relating to cable tray systems

Assignee: SWIFTS OF SCARBOROUGH Ltd
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Filing: 1988-10-25
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Granted: —
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Expires: 2008-10-25
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Abstract

Abstract This invention provides an accessory for a cable tray system which is for connecting adjacent ends of two or more cable trays. The accessory has a base plate and side walls and may be a riser, reducer, T-connector, cross connector, corner connector or the like and it is provided with integral connecting pieces whereby separate fish plates or other couplings for connecting the cable trays and accessory are not required. The connecting piece preferably comprises tongues on the ends of said side walls, the tongues having elongated slots for the receipt of at least two bolts which pass through respective apertures on the side walls of the cable trays when the tongues are in overlapping relationship with the cable tray side walls, and specifically to lie between the inner and outer wall section of the walls of return type cable trays.

Inventors

  • 👤 Edwin Stuart Gregory

Bibliographic Details

Application Number —
Jurisdiction EP
Data Source google_patents
Last Synchronized 2026-11-10 01:31
CPC Classifications
H; H02; H02G; H02G3/00; H02G3/02; H02G3/04; H02G3/0456; H02G3/06; H02G3/0608

Claims Analysis

Total Claims: 15
Claim 1
Independent Claim 33 words
An accessory for a cable tray system, said accessory comprising a base plate and side walls and being provided with an integral connecting piece adapting the accessory for connection to a cable tray.
Claim 2
Dependent Claim 33 words
An accessory for a cable tray system, said accessory comprising a base plate and side walls and being provided with an integral connecting piece adapting the accessory for connection to a cable tray.
Claim 3
Dependent Claim 35 words
An accessory according to Claim 1, wherein said connecting piece comprising extension tongues which are integral with said side walls and which have apertures by which the tongues may be bolted to said cable trays.
Claim 4
Dependent Claim 39 words
An accessory according to Claim 2, wherein the tongues are connected to said side walls by means of reduced width neck portions, enabling the tongues readily to be bent out of the planes of the side walls if required.
Claim 5
Dependent Claim 20 words
An accessory according to Claim 2 or 3, wherein said extension tongues are of reduced width at their free ends.
Claim 6
Dependent Claim 19 words
An accessory according to any one of Claims 2 to 4, wherein said walls are of the return type.
Claim 7
Dependent Claim 21 words
An accessory according to any preceding Claim, wherein said connecting piece comprises an extension fish plate integral with said base plate.
Claim 8
Dependent Claim 39 words
An accessory according to Claim 6, wherein said fish plate is jiggled out of the plane of the base plate so as to lie under the end of a cable tray to which the accessory is to be connected.
Claim 9
Dependent Claim 36 words
An accessory according to any one of the preceding Claims for connecting the ends of two or more cable trays, said accessory having integral tongues and/or extension plate for each cable tray to be connected thereto.
Claim 10
Dependent Claim 51 words
An accessory according to any one of the preceding Claims, wherein the side walls are formed of separate sections folded relative to the base, and strips secured for example by welding to said folded sections, and wherein when said connecting piece comprises said tongues, the tongues are integral with said strips.
Claim 11
Dependent Claim 32 words
l0. An accessory according to Claim 9, wherein the said side walls are double walls formed by folding said sections twice, and said strips lie between the two portions of said sections.
Claim 12
Dependent Claim 21 words
An accessory according to Claim 9 or 10, wherein said base and said strips are curved, the accessory being a riser.
Claim 13
Dependent Claim 15 words
An accessory according to any preceding claim, wherein the accessory is formed from sheet metal.
Claim 14
Dependent Claim 18 words
An accessory substantially as hereinbefore described with reference to any of the embodiments illustrated in the accompanying drawings.
Claim 15
Dependent Claim 18 words
An accessory substantially as hereinbefore described with reference to any of the embodiments illustrated in the accompanying drawings.

References Cited (Backward Citations)

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