Invention Grant
- Patent Title: Scraper ring
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Application No.: US16953942Application Date: 2020-11-20
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Publication No.: US11692543B2Publication Date: 2023-07-04
- Inventor: John Chase
- Applicant: GD ENERGY PRODUCTS, LLC
- Applicant Address: US OK Tulsa
- Assignee: GD ENERGY PRODUCTS, LLC
- Current Assignee: GD ENERGY PRODUCTS, LLC
- Current Assignee Address: US OK Tulsa
- Agency: Edell, Shapiro & Finnan, LLC
- Main IPC: F04B53/00
- IPC: F04B53/00 ; F04B53/16 ; F04B53/18 ; F16J9/20

Abstract:
An annular scraper ring for a packing arrangement is disclosed. The annular scraper ring that can form a seal with a plunger included in a fluid end of a reciprocating pump and includes a planar upstream face and an inner surface with a tapered section. The tapered section tapers away from the plunger along a downstream direction so that the scraper ring is widest at the planar upstream face.
Public/Granted literature
- US20220163031A1 SCRAPER RING Public/Granted day:2022-05-26
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