Matches 1 - 48 out of 48


Match Document Document Title
US20130334866 RECLAIMING DRUM HAVING REVERSIBLE KICKER PADDLE  
A kicker paddle is disclosed for use with a reclaiming drum. The kicker paddle may have a block with a first end and a second end. The kicker paddle may also have a mounting mechanism located...
US20140152074 ARRANGMENT FOR FIXING A CUTTER  
An arrangement for fixing a pick to a cutting tool of a cutting machine includes a pick holder and a rotationally symmetrical pick sleeve, which is detachably fixed against an axial stop by...
US20130307316 Interchangeable Holder System For A Chisel  
The present invention relates to an interchangeable holder system comprising a basic module and an interchangeable holder for the accommodation of a cutting tool, which interchangeable holder is...
US20150091365 Chisel Device And Wear-Protected Chisel For Ground Milling Machines  
The present invention relates to a chisel device for a ground milling machine, comprising a chisel holder having a mounting orifice and a milling chisel, wherein the milling chisel has a basic...
US20130057046 Polygonal Shield Washer  
A polygonal shaped shield washer for mounting on a pick holder having a mating polygonal shaped barrel, the washer including a top having an interior opening and outer periphery defined by...
US20110163591 CUTTING PICK AND MOUNTING ASSEMBLY  
To alleviate the problem associated with wear of either the shank of the cutting pick or the surface defining the cutting pick mounting hole, a cutting pick and mounting assembly is provided...
US20100038955 BIT HOLDER BLOCK WITH NON-ROTATING WEAR SLEEVE  
A block and non-rotating wear sleeve for holding a cutting tool used with mining and construction is disclosed. A key is used to intersect with notches in the wear sleeve and block at a rear face...
US20080309147 Shield of a Degradation Assembly  
In one aspect of the present invention, a degradation assembly comprises a shank with a forward end and a rearward end, the rearward end being adapted for attachment to a driving mechanism, with a...
US20120146391 Predetermined Failure Mechanism in a Degradation System  
In one aspect of the present invention, a degradation system comprises a driving mechanism. A holder assembly is connected to the driving mechanism. A pick is connected to both the driving...
US20130207444 CUTTING TOOL HOLDING DEVICE  
A cutting tool holding device includes a base, a positioning tube and a positioning member. The base includes a mounting hole and a through hole, and the through hole is formed at a side of the...
US20120223568 Holder Block Assembly for a Cutting Tool Having a Hydraulic Piston and Method  
A holder block assembly for a drum-type cutting tool has a holder block, a sleeve, and a piston carried in a piston channel formed in the holder block. The sleeve includes a shank and an enlarged...
US20110109147 BLOCK AND SLEEVE WITH ROTATION-INHIBITING FEATURE  
A block and sleeve assembly is disclosed including a holder block, and a hollow sleeve. In radial cross-section, outer peripheral edges of the shoulder portion of the sleeve have a shape of a...
US20100052406 CUTTING TOOL WITH WATER INJECTION TO THE CUTTING BIT SHANK  
A cutting tool assembly mounted on a rotating drum and having a base block, a wear sleeve and a cutting bit wherein a seal is located between the base block and wear sleeve is disclosed. A fluid...
US20080036277 Pick Shank in Axial Tension  
In one aspect of the present invention, a degradation assembly comprises a holder attached to a driving mechanism and comprises a longitudinal central bore. The bore comprises an opening at a...
US20110204701 SLEEVE WITH WIDENING TAPER AT REARWARD END OF BORE  
A block and sleeve assembly and a sleeve per se are disclosed. The sleeve has a central bore with a rearwardly opening taper. The holder block has a side-to-side opening with a bridge. An angle of...
US20090108664 Tool Holder Sleeve  
In one aspect of the present invention, a degradation assembly has a holder fitted within a block attached to a driving mechanism. The holder has a longitudinal central bore with an opening at an...
US20050082899 Cutting tool for breaking mineral and artificial materials  
The invention relates to the mining industry, in particular to a cutting tool for breaking mineral and artificial materials. The inventive tool comprises a working head provided with a hard-alloy...
US20130270891 Chisel Holder  
The subject matter of the invention is a bit holder for an earth working machine, in particular a road milling machine, having a support member onto which an insertion projection is indirectly or...
US20150176409 WEAR RESISTANT INSERT FOR DIAMOND ABRASIVE CUTTER  
A cutter bit includes a wear resistant element replaceably mounted to a front surface immediately below the cutting surface of the cutter bit. The body of the cutter bit is generally formed of a...
US20140239700 Milling Drum Comprising A, More Particularly Replaceable, Material Guiding Device And Material Guiding Device For A Milling Drum  
The present invention relates to a milling drum for a ground milling machine, wherein a material guiding device is provided, which diverts the milled material in the direction of stagger of...
US20110241407 CARBIDE BLOCK AND SLEEVE WEAR SURFACE  
An assembly is disclosed including a holder block, a cutting pick, and an optional hollow sleeve, wherein the shank of the cutting pick is inserted into the holder block or, where present, into...
US20130307318 Chisel Holder And Lower Tool Part For A Chisel Holder  
The invention relates to a bit holder having an insertion projection and having a bore-shaped bit receptacle that has a longitudinal center axis, a convexly curved support surface being provided...
US20130199693 WEAR PART  
A tool component comprising a wear part covered at least in part by a connection member, the wear part having a specified hardness and the connection member being a metal or alloy, and the wear...
US20140225418 PICK TOOL ASSEMBLY, METHOD FOR MAKING SAME AND METHOD FOR REFURBISHING SAME  
A pick tool assembly comprising a working tip, a base and at least one wear protector element. The working tip is attached to the base and the base comprises an attachment member for coupling the...
US20080106138 WEAR-RESISTANT CUTTING BIT  
Taught is a wear-resistant cutting bit for breaking or excavating machines, comprising a carbide alloy bit tip and a bit body, wherein a plurality of wear-resistant members is installed on the bit...
US20140191563 Method for attaching a chisel and associates device  
The invention relates to a device for machining and/or conveying materials, comprising a roller element rotatably supported about a longitudinal axis, at least one tool holder, a support element...
US20100194177 SHANK CHISEL  
The invention relates to a shank chisel comprising a chisel head (10) and a chisel shank (20), wherein the chisel shank bears a clamping sleeve (23), in which the chisel shank is held captively in...
US20110089747 RETENTION ASSEMBLY FOR CUTTING BIT  
A cutting bit retention assembly (399) that includes a cutting bit holder (500), which receives a cutting bit (58) and has shank (504) that extends into a bore (418) in a support (400). The shank...
US20110193399 FULL SLEEVE RETAINER FOR STEP-SHANK OF TOOL  
A tool pick assembly and a tool and block assembly are disclosed. A sleeve is positioned about the shank to allow rotation of the tool pick and also friction fit with the block. The sleeve is...
US20060125306 Extraction device and wear ring for a rotatable tool  
A tool has a tapered forward cutting end behind which is a cylindrical shank. A rearwardly facing annular flange separates the forward cutting end from the shank. The shank is received in a tool...
US20060125308 Wear ring and extraction device for a rotatable tool  
A rotatable tool has a cylindrical shank and a compressible sleeve fitted thereon to retain the shank in the bore of a tool holder. A wear ring is positioned behind the forward cutting end of the...
US20120013168 Spring Biased Rotatable Tool  
A rotatable tool has a tool body that is generally symmetrical about a longitudinal axis, an enlarged cutting head, and a rearwardly extending shank. The shank joins the enlarged cutting head at...
US20060261663 Spring lock mechanism for a ground-engaging  
A spring lock mechanism for a ground-engaging tool, or bit. The spring lock mechanism is provided for engaging a bit into a positive engagement with a bit holder, thereby reducing the failure rate...
US20130026810 Cutting Tool Assembly with Protective Member  
A cutting tool assembly for use in impinging earth strata includes a holder containing a bore having an axial forward end, and the holder having a forward surface surrounding the bore at the axial...
US20120175939 BIT HOLDING SYSTEM WITH AN OPENING FOR REMOVAL OF BROKEN BITS  
A cutting tool assembly including a bit holder having a forward portion, a rearward portion, and a generally planar mounting surface between the forward and rearward portions. The forward portion...
US20120319454 Retainer Sleeve and Washer for Cutting Tool  
An apparatus for mounting a cutting tool includes a retainer sleeve that defines at least one retention groove adjacent an axial forward end thereof and a washer removably attached to the retainer...
US20120068526 Cutting Tool Configuration Having Wear Disc  
A cutting tool configuration for a ground milling machine, for example, a cold milling machine or a mining drill, is provided. The cutting tool configuration comprises a cutter holder, which is...
US20120080930 CUTTER WITH DIAMOND BIT TIP  
Apparatus for use on a milling or mining drum having a base portion mounted to the drum and a wear insert removably attachable within an opening of the base portion. The opening of the base...
US20130307317 Cutting Bit With Split Wear Ring  
A cutting bit includes an elongate body having a shank portion and a head portion with a forward end. The head portion has an annular channel defined therein adjacent to and rearwardly of the...
US20120104833 WEAR INSERT AND RETAINER  
An apparatus can include a base mounted to a mining drum. The base can include an opening including a seat. The apparatus also can include an insert including a bore and an exterior surface. The...
US20120049608 RETAINER FOR ROTATABLE CUTTING BIT  
A retainer for mounting and retaining a rotatable cutting tool or bit in a block bore. The cutting tool contains an annular channel. The retainer has an unstressed diameter greater than the...
US20130169023 Bit Sleeve with Compression Band Retainers  
A bit sleeve for holding a tool bit in a block having a bore that is at least partially tapered, including a collar having a front face for supporting a flange on the tool bit, a flange located...
US20140217806 Tool System  
The invention relates to a tool system having a bit holder and a shank bit, the bit holder comprising a bit receptacle that comprises a first and a second diameter region that lead into one...
US20120326488 Bit, In Particular A Round Shaft Bit  
A bit assembly includes a bit having a bit head and a bit shank, a mounting sleeve being held in the region of the bit shank, and a support element that comprises a guidance region being...
US20160305242 TAPERED CUTTER BIT AND MOUNTING BLOCK FOR THE SAME  
A cutter bit includes a wear resistant element replaceably mounted to a front surface immediately below the cutting surface of the cutter bit. The body of the cutter bit is generally formed of a...
US20160290134 WEAR CAP FOR AN EARTH WORKING ROLL  
A wear cap for use on an earth working roil for mining, construction and public works machines such as crushers, surface miners, milling machines and the like includes a working end and a rear...
US20160032724 RIPPING AND SCRAPING CUTTER TOOL ASSEMBLIES, SYSTEMS, AND METHODS FOR A TUNNEL BORING MACHINE  
Embodiments of the invention generally relate to tunnel boring machine cutter assemblies, such as ripping and scraping cutter or tool assemblies, (collectively “cutter assemblies”), and related...
US20150314483 CUTTING TOOL ASSEMBLIES INCLUDING SUPERHARD WORKING SURFACES, MATERIAL-REMOVING MACHINES INCLUDING CUTTING TOOL ASSEMBLIES, AND METHODS OF USE  
Embodiments of the invention are directed to cutting tool assemblies, material-removing machines that include cutting tool assemblies, and methods of use and operation thereof. In some...

Matches 1 - 48 out of 48