| Patents for B23D 21 - Machines or devices for shearing or cutting tubes (3,019) |
|---|
| 06/15/1994 | CN2168671Y Electric drill pushing-rod pipe cutter |
| 05/31/1994 | US5315759 Power-driven pipe cutting device |
| 05/17/1994 | US5311802 Tube cut off machine |
| 05/17/1994 | CA2036674C Pipe bursting and replacement apparatus and method |
| 05/05/1994 | DE4235525A1 Cutting device esp. for thin walled pipes - has circular blades mounted on free ends of blade arms which are forced against tube wall by drive on adjusting bush through rotor base |
| 04/27/1994 | CN1085836A Pipe cutting machine |
| 04/26/1994 | US5306101 Cutting/expanding tool |
| 04/26/1994 | US5305625 Adjustable cutoff apparatus |
| 04/19/1994 | CA2028624C Apparatus and method for the in-line cropping and/or chamfering of a plastic tube |
| 04/14/1994 | WO1994007661A1 Hose-cutting device |
| 04/12/1994 | US5301584 Zero clearance high speed welded seam tube cut-off die |
| 04/12/1994 | US5301427 Handheld pipe rule and cutter |
| 04/07/1994 | DE4233023A1 Schlauchschneidevorrichtung Hose cutter |
| 03/30/1994 | EP0589824A1 Pipe cutting machine |
| 03/23/1994 | CN2159275Y Electric pipe grooving machine |
| 03/22/1994 | CA2013861C Single cut die set |
| 03/17/1994 | DE4230543A1 Disk shears for spiral cutting of wire bar with chamfered corners from tube - have flanges on shearing side of cutters with cutting angle less than 90 deg. to produce chamfer on opposite corners of bar |
| 03/16/1994 | EP0587271A1 Continuous cutter for severing pieces of equal length from a coiled elongate article |
| 03/16/1994 | CN1083747A Continuous cutter for severing pieces of egual length from a coiled elongate artide |
| 03/03/1994 | DE4238961C1 Pilger tube-rolling system - incorporates on-line length cutter with incremental feed and/or twisting motion |
| 02/23/1994 | EP0583461A1 Apparatus for cutting helically wound metal tubing. |
| 02/15/1994 | US5285576 Tool for grooving or cutting pipes |
| 02/04/1994 | CA2075073A1 Automatic pipe cutter |
| 01/26/1994 | CN2154144Y Circle tube cutting machine |
| 12/23/1993 | DE4219796A1 Machine dividing tubular workpiece across its long axis - has longitudinally extending, reciprocating first tool holder with slot for passing and guiding dividing blade |
| 12/07/1993 | US5267497 Dual action punch for use in a reciprocating operation capable of scarfing and piercing material |
| 12/07/1993 | US5267381 For inspecting a face of a tube |
| 11/25/1993 | DE4217182A1 Rotary tool head for dividing tubes with different dia. - incorporates disc cutters mounted on pivotal arms to engage tube |
| 11/18/1993 | DE4215646A1 Cross cutting machine for continuously moving soft e.g. clay tubing - has four pneumatically operated radial cutter blades which move together with emerging tubing and cut through quadrants at length required |
| 11/16/1993 | US5261303 Rod cutter |
| 11/16/1993 | US5261301 Pipe cutting machine |
| 11/11/1993 | DE4214478A1 Radial length cutter for steel tubes etc. - has cord applicable to and tensionable on work, from which protrude several cutters directed towards work |
| 11/10/1993 | CN1078180A Apparatus for cutting helically wound metal tubing |
| 11/09/1993 | CA1324073C Notching blade assembly |
| 11/02/1993 | US5257521 Apparatus and method for cutting spiral pipe |
| 10/21/1993 | DE4311236A1 Automatic thin metal tube cutter - uses optical sensor and limit switches for adjustment of length of cut, and removal of section when cut is completed |
| 10/14/1993 | WO1993019867A1 Flying die machine |
| 10/07/1993 | DE4210895A1 Cutting head for cutting pipes from inside - consists of revolving nozzle supplied with mixture of water and abrasive material and clamp to fix it to inside of pipe |
| 10/06/1993 | EP0528801A4 Pipe bursting and replacement apparatus and method |
| 09/28/1993 | CA1322493C Apparatus for forming and cutting spiral pipe |
| 09/16/1993 | WO1993017803A1 Apparatus for cutting helically wound metal tubing |
| 09/14/1993 | US5243889 Tube cut off machine |
| 09/14/1993 | US5243760 Adjustable gear driven tube cutter |
| 09/01/1993 | CN2141340Y Double-driving crawling type tube cutting machine |
| 08/24/1993 | US5238337 Method of machining round material or the like by the whirling process |
| 08/24/1993 | US5237899 Blade for cutting cylindrical structures |
| 08/10/1993 | US5233853 Stretch straightening hairpin bender |
| 08/03/1993 | US5231908 Apparatus for mounting a shearing blade |
| 07/27/1993 | US5230150 Tubing cutter applying continuous cutting force to tubing |
| 07/22/1993 | WO1993013901A1 An implement for cutting thin-walled pipes of sheet metal, including a rotary cutter head |
| 07/21/1993 | CN2138536Y Fast clamp new pipe cutter |
| 07/21/1993 | CN2138535Y Hand Chain pipe cutter |
| 07/06/1993 | US5224368 Flying die machine |
| 06/08/1993 | US5217724 Apparatus for the in-line cropping and/or chamfering of a plastic tube |
| 05/26/1993 | EP0543216A1 Tube cutter |
| 05/19/1993 | EP0542649A1 Process for cutting a flexible tube of helically coiled metal strip with interlocking seams |
| 05/18/1993 | US5210949 Hose trimming apparatus |
| 05/04/1993 | US5206996 Tubing cutters |
| 04/27/1993 | US5205195 Oil filter recycler apparatus |
| 04/21/1993 | EP0538206A1 A remotely controlled apparatus for the sealing and cutting of internally contaminated pipes |
| 04/21/1993 | EP0454682B1 Tool for grooving or cutting pipes |
| 04/20/1993 | US5203083 For cutting a tubular member |
| 04/13/1993 | US5202543 Manufacturing process of a fuel delivery rail assembly |
| 03/30/1993 | US5197173 Method for reclaiming internal pipe mineral buildup |
| 03/24/1993 | CN2128573Y Cutter for pipe |
| 03/16/1993 | US5193374 Apparatus for cutting spiral pipe |
| 03/03/1993 | EP0528801A1 Pipe bursting and replacement apparatus and method |
| 02/18/1993 | WO1993002825A1 Pipe cutter |
| 02/18/1993 | CA2114714A1 Pipe cutter |
| 02/03/1993 | EP0525406A1 Tube cutting apparatus |
| 01/14/1993 | DE4121609A1 Disassembly equipment for combustible cartridge cases - having blade to separate casing cover from casing and held in displaceable guide |
| 12/30/1992 | CN2126125U Tube-severing machine for cutting metal tube and cement tube |
| 12/15/1992 | US5171106 Cutting/expanding tool |
| 12/15/1992 | US5170684 Core cutter device |
| 12/02/1992 | EP0515832A1 Machine to cut off pieces of a tube |
| 11/25/1992 | CN2122702U Main spindle box of tube-cutting machine |
| 11/25/1992 | CN2122701U Tube-cutting machine |
| 11/19/1992 | EP0513524A2 Tube cutting-off device |
| 11/10/1992 | US5161444 Traveling pipe cutter |
| 11/05/1992 | DE4212475A1 Tool for producing slots in expanded end of exhaust silencer tube |
| 10/21/1992 | CN2119287U Electric pipe cutter |
| 09/30/1992 | CN2117226U Manual rotory pipe cutter |
| 09/03/1992 | WO1992014585A1 Master tool |
| 09/03/1992 | WO1992014564A1 Apparatus for cutting spiral pipe |
| 09/02/1992 | CN2114527U Rolling cutter |
| 08/26/1992 | EP0499915A1 Apparatus for cutting spiral pipe |
| 08/18/1992 | CA1306453C Method for severing the ends of tubing |
| 07/28/1992 | US5133234 Oil filter cutting device |
| 07/22/1992 | EP0494986A1 Clamping apparatus for cut-off die set |
| 07/22/1992 | EP0494964A1 Apparatus for mounting a notching blade |
| 07/09/1992 | WO1992011111A1 Method and device for cutting tubes, where tubes are moved into the cutting position by a rotatable clamping plate |
| 07/08/1992 | EP0493645A1 Cutting/expanding tool |
| 07/08/1992 | CN2109276U Double-chain selfmoving electric pipe cutting machine |
| 06/30/1992 | US5125306 Eccentric overload assembly with a decaying force |
| 06/23/1992 | US5123829 Rod guide remover |
| 06/17/1992 | EP0490328A1 Method for machining round material or the like using a tool having an internal cutting edge |
| 06/11/1992 | WO1992009778A1 A method and an apparatus for manufacturing closed spacer frames of hollow thin-walled profiles |
| 06/11/1992 | DE4130243A1 Tube-notching machine - has eccentric drive working in horizontal direction |
| 06/03/1992 | CN2106023U Manually-operated thread-cutting pipe device |
| 06/03/1992 | CN1016856B Universal tools with impact and adjustable function for plumbers |