公开(公告)号：US20230294249A1

公开(公告)日：2023-09-21

申请号：US18322664

申请日：2023-05-24

Applicant: Ridge Tool Company

Inventor： Glen R. CHARTIER ,  Scott KRUEPKE ,  Lawrence FESKANICH, JR. ,  Katherine HALL ,  Donald M. EMBREE ,  Seth B. BULLOCK ,  Robert SKRJANC

IPC: B25B5/10 ,  B25B5/04

CPC classification number: B25B5/106 ,  B25B5/04

Abstract: Systems for cutting cylindrical workpieces such as pipe are described. The systems include a clamping assembly and can be used in various methods. In one method, the clamping assembly and a cutting tool or saw is used on a rotating workpiece. In another method, the clamping assembly and a cutting tool or saw is used on a stationary workpiece. Also described are frames that can be secured to the clamping assembly.

公开(公告)号：US20210205863A1

公开(公告)日：2021-07-08

申请号：US17210586

申请日：2021-03-24

Applicant: Ridge Tool Company

Inventor： Michael J. RUTKOWSKI ,  Mitchell BARTON ,  Alex Michael COLE ,  Donald M. EMBREE ,  Nicholas Christopher MAVROS ,  Jeffrey SZUCS

IPC: B08B9/045

Abstract: A torque limiter and a retrievable chain knocker tool, each separately configured for use with a drain cleaning apparatus are described. The drain cleaning apparatus includes a drum housing defining an interior region, a cable carrier rotatably mounted within the housing interior region, and a transmission assembly operatively configured for transferring rotary power to an end portion of flexible cable retained in the housing.