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US 2023/0002980 A1Published application
Stress concentrator for an angled scraper
AssigneeCaterpillar Paving Products Inc.
InventorMark Daniel Behn
Life of this patent
Estimating the term…
Abstract
A scraper used with a compactor wheel assembly includes an attachment portion, a scraping portion that forms a first oblique angle with the attachment portion, and a transition portion connecting the scraping portion to the attachment portion. The transition portion defines a stress concentrator for allowing the scraper to break before any structure to which the scraper is attached is damaged.
Claims20
A scraper for use with a compactor wheel assembly, the scraper comprising:
- an attachment portion;
- a scraping portion;
- and
- a transition portion connecting the scraping portion to the attachment portion, the transition portion defining a stress concentrator.
1 more element
A replacement kit for a cleaner finger assembly, the kit comprising:
- a scraper including
- an attachment portion defining an elongated fastener receiving slot;
- a scraping portion that forms a first oblique angle with the attachment portion;
- and
- a transition portion connecting the scraping portion to the attachment portion, the transition portion defining a stress concentrator;
- wherein the attachment portion includes a rectangular configuration defining a length and a width that is less than the length, and the elongated fastener receiving slot runs parallel with the length of the attachment portion, and defines a slot width;
- and
- a top mounting block that defines a top mounting block width that is greater than the slot width, and two apertures that extend through the top mounting block.
5 more elements
A compactor wheel assembly comprising:
- a yoke subassembly;
- a compactor drum subassembly that is rotatably attached to the yoke subassembly about an axis of rotation;
- and
- a scraper subassembly that is attached to the yoke subassembly proximate to the compactor drum subassembly;
- wherein the scraper subassembly includes a plurality of scrapers, each of the plurality of scrapers including an attachment portion, a scraping portion that forms a first oblique angle with the attachment portion, and a transition portion connecting the scraping portion to the attachment portion, the transition portion defining a stress concentrator.
2 more elements
Dependencies are inferred from the claim text.