Invention Grant
- Patent Title: Dual ballast cribber
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Application No.: US16413139Application Date: 2019-05-15
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Publication No.: US11459707B2Publication Date: 2022-10-04
- Inventor: Michael A. Rau
- Applicant: DIVERSIFIED PRODUCTS, LLC
- Applicant Address: US NE Omaha
- Assignee: DIVERSIFIED PRODUCTS, LLC
- Current Assignee: DIVERSIFIED PRODUCTS, LLC
- Current Assignee Address: US NE Omaha
- Agency: Ballard Spahr LLP
- Main IPC: E01B27/04
- IPC: E01B27/04

Abstract:
A dual ballast cribber for on-rail operation for preventing and removing cemented ballast with minimal site preparation can include a central frame, a plurality of wheels, a first pivot arm, a second pivot arm, a first cribber bucket, a second cribber bucket, a first clamp, a second clamp, and a hydraulic system. The dual ballast cribber may perform a digging cycle in 2 minutes or less. Preferably the digging cycle is performed in 45 seconds or less.
Public/Granted literature
- US20190352856A1 DUAL BALLAST CRIBBER Public/Granted day:2019-11-21
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