Abstract: A method of filling by weight containers having respective bottoms standing on a conveyor, including the steps of: grasping each container in order to separate it from the conveyor and to bring it up to a substance dispenser spout; weighing the container while it is held separated from the conveyor under the dispenser spout and while simultaneously filling it in order to reach a desired weight; and putting the container back onto the conveyor. In addition, an installation for performing the above method is provided.

Abstract: A device for blow-molding containers including a structure and a platform mounted to rotate on the structure about an axis of rotation. The platform is provided with blower members and with molds that are mounted under the blower members, each of which includes a stationary mold portion and a movable mold portion that is movable in pivoting by a control device between an open position and a closed position for the mold. The device includes blocking members for blocking the molds in the closed state, each blocking member including a strut.

Abstract: A method of filling by weight containers having respective bottoms standing on a conveyor. The method comprises the steps of: grasping each container in order to separate it from the conveyor and to bring it up to a substance dispenser spout; weighing the container while it is held separated from the conveyor under the dispenser spout and while simultaneously filling it in order to reach a desired weight; and putting the container back onto the conveyor. An installation for performing the method.

Abstract: A device for blow-molding containers, the device comprising a structure and a platform mounted to rotate on the structure about an axis of rotation, the platform being provided with blower members and with molds that are mounted under the blower members, each of which comprises a stationary mold portion and a movable mold portion that is movable by control means between an open position and a closed position for the mold, wherein the device includes blocking members for blocking the molds in the closed state, each blocking member comprising a strut mounted on the platform to move between a retracted position and a blocking position.

Abstract: A device for blow-molding containers including a structure and a platform mounted to rotate on the structure about an axis of rotation. The platform is provided with blower members and with molds that are mounted under the blower members, each of which includes a stationary mold portion and a movable mold portion that is movable in pivoting by a control device between an open position and a closed position for the mold. The device includes blocking members for blocking the molds in the closed state, each blocking member including a strut.

Abstract: A method of sterilizing containers by means of an electron gun, the method comprising the steps of inserting the gun into an opening of the container and of applying electron bombardment, and also the step of orienting the container so that it has its opening directed downwards prior to inserting the gun therein. The invention also provides an installation for implementing the method.

Abstract: A device for blow-molding containers, the device comprising a structure and a platform mounted to rotate on the structure about an axis of rotation, the platform being provided with blower members and with molds that are mounted under the blower members, each of which comprises a stationary mold portion and a movable mold portion that is movable by control means between an open position and a closed position for the mold, wherein the device includes blocking members for blocking the molds in the closed state, each blocking member comprising a strut mounted on the platform to move between a retracted position and a blocking position.

Abstract: The constant level filler spout comprises a spout body comprising: an annular connection portion configured to press in leaktight manner against the neck of a container, co-operating therewith to define a delivery zone; a delivery duct connected to a liquid feed source via a delivery valve and opening out into the center of the delivery zone; and an exhaust vent connected to an exhaust orifice via an exhaust valve and opening out into the periphery of the delivery zone.

Abstract: A filler spout comprising a tubular body having mounted therein a valve member extending in register with a valve seat, and a secondary shutter disposed downstream from the valve member and connected thereto, the body including a constriction in register with the secondary shutter, an internal magnetic actuator element being connected to the valve member and being associated with external actuator means arranged to move the internal element between a position in which the valve member is closed and a position in which the valve member is open, wherein the internal actuator element is mounted between the valve member and the secondary shutter, and the tubular body includes means giving access to the internal actuator element.

Abstract: A method of transporting containers, each comprising a body having a bottom and, at its opposite end, a mouth, the method comprising the steps of: supporting each container over a portion only of its bottom by means of a support that is movable with the container, and centering the mouth of the container on a container travel path, the centering being provided by clamping a portion of the container in the neighborhood of its mouth; and moving the containers as supported in this way.

Abstract: The magnetic actuator device of the invention comprises a magnetic field generator external to the duct and a permanent magnetic field generator internal to the duct, separated from the magnetic field generator external to the duct by a non-magnetic separator wall, and connected to a moving member, the permanent magnetic field generator internal to the duct being dimensioned to have a face spaced apart from the separator wall so as to define a space that can receive particles of metal without the actuator device jamming.

Abstract: A filler spout comprising a tubular body having a transverse partition pierced by an opening forming a valve seat which is associated with a main valve member that is connected to a piston extending in a pilot cavity connected to an exhaust orifice and to a pilot duct having a pilot orifice provided with a controlled pilot valve member, the pilot duct opening out to a face of the piston that causes the main valve member to move towards an open position when the pilot duct is fed with a liquid under pressure.

Abstract: The magnetic actuator device of the invention comprises a magnetic field generator external to the duct and a permanent magnetic field generator internal to the duct, separated from the magnetic field generator external to the duct by a non-magnetic separator wall, and connected to a moving member, the permanent magnetic field generator internal to the duct being dimensioned to have a face spaced apart from the separator wall so as to define a space that can receive particles of metal without the actuator device jamming.

Abstract: A filler spout comprising a tubular body having a transverse partition pierced by an opening forming a valve seat which is associated with a main valve member that is connected to a piston extending in a pilot cavity connected to an exhaust orifice and to a pilot duct having a pilot orifice provided with a controlled pilot valve member, the pilot duct opening out to a face of the piston that causes the main valve member to move towards an open position when the pilot duct is fed with a liquid under pressure.

Abstract: The present invention relates to a device for screwing caps onto receptacles, the device comprising at least one screwing spindle mounted to rotate on a support element, the spindle being provided with a cap-gripping clamp and slidably receiving a control element possessing one end connected to the clamp and an opposite end connected to a displacement member, the device comprising: a toggle-action connection interconnecting the support member and the control element, and possessing a first stable position holding the control element in a clamp-open position and a second stable position holding the control element in a clamp-closed position; and moving means for moving the connection into its stable position.

Abstract: The gripping device for taking hold of receptacles comprises tongs having a first jaw fixed to a rotary platform and a second jaw mounted to pivot relative to the first jaw and provided with a control arm, and a locking member mounted to pivot eccentrically about an axis constrained to move with the rotary platform to act on the control arm of the second jaw, the locking member being provided with a drive member disposed to come to face an opening actuating member and a closing actuating member, which members are carried by a stationary frame element.

Abstract: The device for screwing on a cap comprises a gripping head fixed to a rotary spindle, and a drive shaft connected to a drive member carried by a frame, the rotary spindle and the drive shaft are connected to each other on the same axis by a resilient coupling member, connected both to the rotary spindle and to the drive shaft, and the device further comprises a detector member for detecting relative rotation between the rotary spindle and the drive shaft, and a control member for interrupting tightening of the cap when the relative rotation reaches a predetermined threshold.

Abstract: Screw cap tightener apparatus comprising a turntable, a spindle mounted on the turntable to rotate relative thereto, a screw cap gripper head secured to the spindle, drive means to rotate the spindle by exerting an off-center drive force on the spindle, means for engaging a portion of the spindle that is stationary in rotation to detect a force applied in reaction to the drive force, and means for stopping tightening, said means being connected to the detector means to stop tightening when the force applied in reaction exceeds a predetermined threshold.

Abstract: The filler spout comprises a tubular body having mounted therein a valve member and a magnetic actuator element connected to the valve member via a coupling member comprising two elements that are coupled to each other via a coupling that includes radial clearance.

Abstract: The invention relates to a gripping clamp for receptacles, each comprising a body and a neck having a projecting collar presenting a substantially radial bearing face beside the body, the clamp having first and second jaws, the first jaw being arranged to co-operate with the bearing face of the collar and the second jaw being arranged to co-operate with a zone of the neck that extends in the vicinity of the bearing face on its side facing away from the body, when the clamp is in a closed, gripping position.