Invention Grant
- Patent Title: Methods and associated systems for determining compliance of a part having an uneven profile with a reference drawing
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Application No.: US17776196Application Date: 2020-11-13
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Publication No.: US12141961B2Publication Date: 2024-11-12
- Inventor: Patrick Beauchemin
- Applicant: VISIONX INC.
- Applicant Address: CA Pointe-Claire
- Assignee: VISIONX INC.
- Current Assignee: VISIONX INC.
- Current Assignee Address: CA Pointe-Claire
- Agency: Shook, Hardy & Bacon L.L.P.
- Agent Elena K. McFarland
- International Application: PCT/CA2020/051551 WO 20201113
- International Announcement: WO2021/092696 WO 20210520
- Main IPC: G06T7/00
- IPC: G06T7/00 ; G06T7/33 ; G06T7/62

Abstract:
There are provided a method and associated system for determining compliance of a part having teeth, crests or roots with a reference drawing. The method includes providing an image of the part; overlaying and aligning the reference drawing with the image of the part; analyzing the image of the part with the aligned overlay to extract a plurality of measurement points on the image of the part, each being associated with a corresponding crest or root of the teeth; and comparing the image of the part to the reference drawing in the crest or root regions to determine if the part is within a predetermined tolerance at each measurement point. The method is particularly suited for the inspection of parts having an uneven profile.
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