Inspection method and apparatus for pneumatic tire casings
CA 2097651 A1 · Owner: Daso, Richard Paul · Inventors: Daso, Richard Paul
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A method and apparatus for inspecting a pneumatic tire casing 100 is described. The inspection method includes the steps of aligning a source 60 and a detector 70 external of the casing 100 the source 60, angularly transmitting a beam across the shoulder region of the tire and angularly impinging a portion of the casing; rotating the casing about its axis of rotation; receiving the beam image of the shoulder region of the casing; and observing any separation or lifting of the breaker edge of the casing relative to the rest of the breaker as displayed onto a screen. The preferred apparatus includes a traversable assembly 50 which is pivotally and linearly movable an X-ray source 60 and a …
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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 June 3, 1993. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended June 3, 2013.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 3, 2015.
- 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.