Patents for B25B 29 - Accessories (1,035)
01/1991
01/15/1991US4984527 Device for the remote assembly of two members
12/1990
12/18/1990USRE33490 Apparatus to mechanically stress a bolt-type fastener
11/1990
11/22/1990EP0397653A1 Force applicators.
07/1990
07/24/1990US4942660 Device for locating the ideal screwing position of bolts of large dimensions
05/1990
05/02/1990CN1041720A Hydraulic bolt tensioner
04/1990
04/25/1990EP0365374A1 Device for treating a machine for extending screwed-connection elements
04/25/1990EP0365157A1 Hydraulic bolt tensioner
04/25/1990CN1041558A Nut driving up machine
04/04/1990EP0362013A2 Apparatus for screwing and unscrewing at least one nut at connection elements
03/1990
03/21/1990CN2054740U Stud holding tool
03/20/1990US4909479 Device for prestressing an assembly of screwed connecting members
01/1990
01/23/1990US4895055 Installation tool for an anchor element
12/1989
12/20/1989CN1038045A Device and process for screwing and unscrewing nut on coupling member
12/05/1989US4884934 Junction bolt with adjustable clamping force
11/1989
11/29/1989EP0344028A1 Device and method for screwing and unscrewing a nut in a connecting element
11/28/1989US4883185 Suspension type transporter for a bolt drawing machine and positioning controller therefor
07/1989
07/26/1989EP0203003B1 Remotely-controlled assembling device for two items
07/11/1989US4846444 Stud tensioning and tighetning apparatus
07/04/1989US4844418 Short stud tensioning apparatus
07/04/1989CA1256681A1 Apparatus for applying tension to studs
06/1989
06/20/1989US4840526 Gripping device for tensioning screwing elements
06/14/1989EP0320324A1 Screwed connecting element unit prestressing device
06/13/1989CA1255520A1 Fluid actuated nut
05/1989
05/16/1989US4829650 Method and apparatus for tightening and/or slackening bolts
04/1989
04/11/1989US4819519 Automatic stud driver having thread relief for high torque applications
04/06/1989WO1989002807A1 Force applicators
03/1989
03/28/1989US4815344 Control mechanism of a bolt stressing unit
03/22/1989EP0242400B1 Hanging-type transport apparatus for bolt-pulling machine and apparatus for controlling the positioning thereof
03/07/1989CA1250736A1 Method and device for connecting a submersible element to an enclosure under very high pressure
02/1989
02/07/1989US4802806 Tension device for tightening and loosening bolts or pins
11/1988
11/30/1988EP0293281A1 Device for screwing and unscrewing bolts and nuts of large dimensions
11/22/1988US4785520 Process for locating the ideal screwing position of bolts of large dimensions
11/02/1988EP0289455A2 Tool for setting dowels
09/1988
09/20/1988CA1242089A1 Apparatus to mechanically stress a bolt-type fastener
03/1988
03/22/1988US4732060 Clamp for bicycle crank bearing wrench
02/1988
02/16/1988US4725176 Fluid actuated nut
02/09/1988US4723352 Method of applying and removing fluid actuated nut
12/1987
12/08/1987CA1230111A1 Bolt tensioning apparatus
11/1987
11/24/1987US4708036 Stud tensioning apparatus
11/17/1987US4707002 Method and device for connecting a submersible element to an enclosure under very high pressure
10/1987
10/28/1987EP0242400A1 Hanging-type transport apparatus for bolt-pulling machine and apparatus for controlling the positioning thereof
10/21/1987EP0242273A1 Gripping device for tensioning bolts
06/1987
06/10/1987EP0224622A2 Apparatus for tensioning a threaded stud or like member
05/1987
05/27/1987EP0223713A1 Method of tightening and/or untightening studs, and device therefor
05/20/1987EP0222625A1 Tensioning device for screwing and unscrewing bolts or studs
05/06/1987EP0220983A1 Process and device for determining the optimum alignment for tightening large bolts
05/06/1987EP0220472A1 Apparatus for applying tension to studs
04/1987
04/21/1987US4659065 Bolt tensioning apparatus
03/1987
03/12/1987WO1987001364A1 Hanging-type transport apparatus for bolt-pulling machine and apparatus for controlling the positioning thereof
12/1986
12/02/1986CA1214767A1 Apparatus for tensioning a stud and method of doing same
11/1986
11/26/1986EP0203003A1 Remotely-controlled assembling device for two items
11/18/1986US4622730 Apparatus to mechanically stress a bolt-type fastener
11/05/1986EP0200459A2 Fluid-actuated piston-cylinder assembly
10/1986
10/14/1986US4616409 Non-contact type ring setter and sensor for use therewith
08/1986
08/12/1986US4604918 Apparatus for applying tension to studs
04/1986
04/15/1986US4581956 Screwing-unscrewing apparatus, more especially for screwing the stud-bolts fixing the lid of the reactor vessel of a nuclear reactor
02/1986
02/11/1986US4569506 Self-contained stud tensioner and tightener device
02/11/1986US4569258 Power driven stud tensioning device
01/1986
01/21/1986US4565111 Device for rotating and axially moving a bolt
11/1985
11/26/1985US4554722 Method for removing gun barrel evacuator
11/12/1985US4552038 Remote controlled bolt removing apparatus for bolts securing the head of a reactor pressure vessel
08/1985
08/20/1985US4535656 Integral tensioner assembly for tensioning, inserting and removing a stud
06/1985
06/18/1985US4523742 Apparatus for tensioning a stud and method of doing same
05/1985
05/28/1985US4520446 Apparatus for controlling a plurality of stud tensioning devices
04/1985
04/02/1985CA1184993A1 Apparatus for controlling a plurality of stud tensioning devices
01/1985
01/02/1985EP0129717A1 Device for turning and axially moving bolts
11/1984
11/07/1984EP0124340A2 Apparatus for tensioning bolts and studs
10/1984
10/03/1984EP0120725A1 Apparatus for connecting an immersion element to a high pressure vessel, method of connecting and disconnecting the apparatus and jack for carrying out the method
08/1984
08/22/1984EP0116488A1 Arrangement for tightening and unscrewing threaded joints, especially for tightening and unscrewing the fastening bolts of the lid of a nuclear reactor vessel
07/1984
07/11/1984EP0112901A1 Integral tensioner assembly for tensioning, inserting and removing a stud
05/1984
05/22/1984CA1167671A1 Automatic stud driver
03/1984
03/27/1984US4438901 Apparatus for tensioning a stud and method of doing same
02/1984
02/28/1984US4433828 Reactor vessel stud closure system
01/1984
01/19/1984WO1984000124A1 Integral tensioner assembly for tensioning, inserting and removing a stud
10/1983
10/04/1983US4407165 Apparatus for accurately preloading auger attachment means for frangible protective material
07/1983
07/05/1983US4391431 Device for tightening coarse thread connections
04/1983
04/19/1983US4380181 Stud manipulating device
11/1982
11/02/1982CA1134600A1 Control rod drive mechanism closure device
08/1982
08/24/1982US4345740 Tensioning system for cables in prestressed concrete
08/24/1982CA1130105A1 Tensioning systems for cables in prestressed concrete
08/11/1982EP0057346A2 Reactor vessel stud closure system
05/1982
05/26/1982EP0052480A1 Lockbolts and methods of and means for setting them
03/1982
03/18/1982WO1982000851A1 Tool for pre-tensioning a fastener
02/1982
02/16/1982US4315446 Stud tensioning device
02/09/1982US4314690 Hydraulic apparatus for the generation of large tensile forces
12/1981
12/08/1981US4304156 Apparatus for applying covers to nuclear reactor vessels
10/1981
10/20/1981US4295393 Stud handling tool
09/1981
09/15/1981US4288898 Control rod drive mechanism closure device
08/1981
08/04/1981US4281580 Tensioning devices
07/1981
07/14/1981US4278005 Connecting bolt and coupling element
06/1981
06/30/1981US4275620 Torque arm for use with a torque wrench
06/23/1981CA1103429A1 Pre-loading joint flanges
06/16/1981US4273011 Device for turning the nuts on studs for closing a pressure vessel
05/1981
05/19/1981CA1101249A1 Device for use in tightening nuts
04/1981
04/29/1981EP0027684A2 Device for compressing a first member within a second member
02/1981
02/10/1981US4249718 Bolt tensioning device
02/04/1981EP0023284A1 Automatic device for tightening and loosening a screw
01/1981
01/27/1981US4246810 Tool for pre-tensioning a fastener
01/22/1981WO1981000075A1 Device for tightening large-sized threaded joints
11/1980
11/18/1980US4233727 Attachment for screw-tightening devices, preferably for reactor pressure vessels
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