Double-wall ballast engagement and ballast mounting method
CA 2503566 A1 · Owner: Ruud Lighting, Inc. · Inventors: Haugaard, Eric; Wilcox, Kurt
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A housing (20) for electrical lighting fixtures with improved ballast mounting is disclosed. The ballast (10) is mounted such that it tightly engages two walls (30, 40) of the housing. The housing is a heat sink and heat from the ballast is efficiently transferred to the two walls. The ballast is preferably mounted to one of the two walls. The wall to which the ballast is mounted preferably includes a channel (33) and the ballast preferably includes a bore (12), such that a rod (50) passing through the bore and positioned in the channel mounts the ballast to the wall. A method of mounting a ballast to a housing for electrical lighting fixtures such that the ballast tightly engages …
Read the whole patent
Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Filed October 24, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 24, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 24, 2025.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.