A labeling machine, which includes a conveyor of containers to be labeled along an advancement path and at least one labeling unit arranged along the advancement path and provided with a respective transfer drum that can move in rotation about its own axis, with respect to a supporting base, and which is adapted to receive, in adhesion to its lateral surface, from a feeder unit, labels to be applied to the containers, at a feeding station, and to transfer the labels received at the feeding station to respective containers that arrive from the conveyor at a transfer station which is angularly spaced apart from the feeding station about the axis of the transfer drum; at least one portion of a sector of the lateral surface of the transfer drum is rotatably movable, with respect to the remaining part of the transfer drum.

The present invention is an apparatus and method for cutting individual label strips from a roll of label web utilizing a cutter assembly. A label cutter comprises a cutter assembly for continuously and independently controlling the rotational speeds of a rotating cutter shaft, a stationary shaft, and a label feed roller is provided. The length of the label strip is controlled by the distinct speed of rotation of a stationary knife, the stationary knife is rotatably coupled to the stationary shaft. At least one cutter blade is operatively associated to the rotating cutter shaft for cutting the label web. The stationary knife rotates with a speed of rotation different from the speed of rotation of the cutter blade to produce longer or shorter label length strips. The frequency at which the cutter blade meets the stationary knife is inversely related to the length of the label strip that is produced during cut off.

A machine for labeling containers, which includes a transfer drum, fed by an unwinding assembly for unwinding a labeling ribbon, which is provided with cutting elements which are mutually angularly spaced apart around an axis thereof; the unwinding assembly is drivable by control elements which are adapted to command, during the rotation of the transfer drum about its own axis, at least one variation of the feeding speed of the labeling ribbon, with respect to the peripheral speed of the transfer drum; the control elements are adapted to command at least one first slowing of the feeding speed of the labeling ribbon during the activation of the cutting device.

A device for joining webs with self-adhesive labels comprises a web retaining element (18) for, in use, selectively retaining the starting end (16) of a new web (13) at an operating zone (15) positioned along a feed path of a first web being used and a pressure element (26) positioned on the opposite side of the first web; at least one of either the retaining element (18) or the pressure element (26) being movable relative to the other, between a non-operating position in which they are at a distance from each other and an operating position in which the pressure element (26) presses the first web (10) onto an adhesive element fixed to the new web (13); it also comprises a cutting (27) movable between a non-interference position and a cutting position, movement means for moving the cutting element (27) from the non-interference position to the cutting position, and controlled feeding means for the first web (10) which are operatively associated with the movement means for causing controlled feeding of the first web (10) in the operating zone (15) during movement of the cutting element (27) towards the cutting position. A method for joining implemented by the device is also claimed.

Formation of a plurality of wear visibility grooves 10 has been focused. An elastic roller includes: an inner layer side elastic material 4; a coating layer 5 disposed on an outer periphery of the inner layer side elastic material 4, the coating layer configured to make contact with the belt-shaped member; and a plurality of wear visibility grooves 10 (11, 12, 13) formed on an inner side of the coating layer 5 and formed on a surface of the inner layer side elastic material 4 in a circumferential direction, the plurality of wear visibility grooves being successively formed in an axial direction of the roller shaft, wherein at least two grooves of the plurality of wear visibility grooves have different heights, and filler is filled in the plurality of wear visibility grooves 10, the filler having a color different from that of the inner layer side elastic material 4 and different from that of the coating layer 5, and material of the filler is the same as that of the coating layer 5.

A system for use in manufacturing vapor-generating articles may include a rotatable drum that is configured to hold a plurality of the vapor-generating articles. The system may also include a tagging drum that is configured to tag a respective label to a housing of each of the vapor-generating articles. The system may also include a pressing roller that is configured to press a leading edge of the label against the housing after the tagging. The system may further include a rolling drum that is configured to roll the label around the housing after the pressing.

A system for use in manufacturing vapor-generating articles may include a rotatable drum that is configured to hold a plurality of the vapor-generating articles. The system may also include a tagging drum that is configured to tag a respective label to a housing of each of the vapor-generating articles. The system may also include a pressing roller that is configured to press a leading edge of the label against the housing after the tagging. The system may further include a rolling drum that is configured to roll the label around the housing after the pressing.

The present invention is an apparatus and method for cutting individual label strips from a roll of label web utilizing a cutter assembly. A label cutter comprises a cutter assembly for continuously and independently controlling the rotational speeds of a rotating cutter shaft, a stationary shaft, and a label feed roller is provided. The length of the label strip is controlled by the distinct speed of rotation of a stationary knife, the stationary knife is rotatably coupled to the stationary shaft. At least one cutter blade is operatively associated to the rotating cutter shaft for cutting the label web. The stationary knife rotates with a to speed of rotation different from the speed of rotation of the cutter blade to produce longer or shorter label length strips. The frequency at which the cutter blade meets the stationary knife is inversely related to the length of the label strip that is produced during cut off.

An apparatus for feeding a strip (1) of linerless labels (2) to a drum (60) for applying the labels onto containers comprises a strip support (10) for supporting a reel of a strip of linerless labels (2) and allowing unwinding of the strip (1) from the reel; a first motorized drive roller (20), designed to rotate in a direction of rotation to cause unwinding of the strip (1) arranged on the support (10) and continuous feeding thereof downstream in an advancement direction (X-X) of the strip; a second motorized drive roller (50), designed to rotate such as to cause advancing of the strip (1) towards the drum (60); a chamber (100) which is arranged between the first drive roller (20) and the second drive roller (5) in the direction (X-X) of advancement of the strip; a first upstream roller (11) of the chamber, motorized and rotating in the direction of rotation for advancing the strip, and a second downstream roller (120a) of the chamber, motorized to rotate in a direction opposite to that of the first upstream roller, said rollers being arranged at a respective upstream or downstream edge of the opening (101) of the chamber (100). Pressurized air is fed to a dispensing nozzle (202) arranged to dispense the pressurized air towards the inside of the chamber (100) and a control unit (500) is configured and arranged to cause the unwinding and continuous advancing movement of the strip (1) from the support (10) to the upstream roller (11) of the chamber (100) and an advancing movement of the strip with a predefined speed and tension between said downstream roller (120a,120) of the chamber (100) and the second motorized drive roller (50).

A machine for labeling containers conveys, along an advancement direction, the labels to be applied, which have a transfer drum which is adapted to bring individual labels into contact with corresponding containers which are supported by a conveyor. A spraying assembly faces the transfer drum and is adapted to apply glue on the labels; the spraying assembly includes at least one spray gun which has a plate-like glue dispensing body which faces the lateral surface of the transfer drum and is passed through by a plurality of dispensing ports, which are arranged mutually spaced apart along at least one row which extends substantially parallel to the axis of the transfer drum; a controller is configured to actuate a slowing of the advancement speed of the labels with respect to the spray gun before actuating the activation of the spray gun for the application of the glue on the labels.