摘要:
There is described a multilayer rod (24) for an induction coil (22,22') of a sealing unit (18) comprising a metal layer (25) and a corrosion-resistant layer (26); the corrosion-resistant layer (26) comprises and/or is formed from a nickel alloy.
摘要:
The method for welding profiled elements in plastic material, in particular PVC, comprises the steps of: - preparing two profiled elements (3; 3a, 3b; 60, 61), arranged with respective zones to be welded (4; 62, 63) facing one another; - making a groove (19) in correspondence to at least one zone to be welded (4; 62, 63) of the profiled elements (3; 3a, 3b; 60, 61), the step of making the groove (19) being performed by means of a removal operation on a peripheral edge of at least one profiled element (3; 3a, 3b; 60, 61); - heating the zones to be welded (4; 62, 63); - coupling the zones to be welded (4; 62, 63) to one another, pressing the profiled elements (3; 3a, 3b; 60, 61) one against the other so as to keep the zones to be welded (4; 62, 63) in reciprocal contact; - the step of coupling the zones to be welded (4; 62, 63) comprising: - a sub-step of melting the zones to be welded (4; 62, 63) into one another in order to define a welding bead; - a sub-step of making a containing compartment (19a) defined by the groove (19), the welding bead being made internally of the containing compartment (19a); and - the step of arranging a containing presser (27) in correspondence to the containing compartment (19a) for preventing exit of the welding bead from the compartment itself.
摘要:
The method for welding profiled elements in plastic material, in particular PVC, comprises the steps of: - preparing two profiled elements (3; 3a, 3b; 60, 61), arranged with respective zones to be welded (4; 62, 63) facing one another; - making a groove (19) in correspondence to at least one zone to be welded (4; 62, 63) of the profiled elements (3; 3a, 3b; 60, 61), the step of making the groove (19) being performed by means of a removal operation on a peripheral edge of at least one profiled element (3; 3a, 3b; 60, 61); - heating the zones to be welded (4; 62, 63); - coupling the zones to be welded (4; 62, 63) to one another, pressing the profiled elements (3; 3a, 3b; 60, 61) one against the other so as to keep the zones to be welded (4; 62, 63) in reciprocal contact; - the step of coupling the zones to be welded (4; 62, 63) comprising: - a sub-step of melting the zones to be welded (4; 62, 63) into one another in order to define a welding bead; - a sub-step of making a containing compartment (19a) defined by the groove (19), the welding bead being made internally of the containing compartment (19a); and - the step of arranging a containing presser (27) in correspondence to the containing compartment (19a) for preventing exit of the welding bead from the compartment itself.
摘要:
The method for welding profiled elements in plastic material, in particular PVC, comprises the steps of: - preparing two profiled elements (3; 3a, 3b; 60, 61), arranged with respective zones to be welded (4; 62, 63) facing one another; - making a groove (19) in correspondence to at least one zone to be welded (4; 62, 63) of the profiled elements (3; 3a, 3b; 60, 61), the step of making the groove (19) being performed by means of a removal operation on a peripheral edge of at least one profiled element (3; 3a, 3b; 60, 61); - heating the zones to be welded (4; 62, 63); - coupling the zones to be welded (4; 62, 63) to one another, pressing the profiled elements (3; 3a, 3b; 60, 61) one against the other so as to keep the zones to be welded (4; 62, 63) in reciprocal contact; - the step of coupling the zones to be welded (4; 62, 63) comprising: - a sub-step of melting the zones to be welded (4; 62, 63) into one another in order to define a welding bead; - a sub-step of making a containing compartment (19a) defined by the groove (19), the welding bead being made internally of the containing compartment (19a); and - the step of arranging a containing presser (27) in correspondence to the containing compartment (19a) for preventing exit of the welding bead from the compartment itself.
摘要:
The method for welding profiled elements in plastic material, in particular PVC, comprises the steps of: - preparing two profiled elements (3; 3a, 3b; 60, 61), arranged with respective zones to be welded (4; 62, 63) facing one another; - making a groove (19) in correspondence to at least one zone to be welded (4; 62, 63) of the profiled elements (3; 3a, 3b; 60, 61), the step of making the groove (19) being performed by means of a removal operation on a peripheral edge of at least one profiled element (3; 3a, 3b; 60, 61); - heating the zones to be welded (4; 62, 63); - coupling the zones to be welded (4; 62, 63) to one another, pressing the profiled elements (3; 3a, 3b; 60, 61) one against the other so as to keep the zones to be welded (4; 62, 63) in reciprocal contact; - the step of coupling the zones to be welded (4; 62, 63) comprising: - a sub-step of melting the zones to be welded (4; 62, 63) into one another in order to define a welding bead; - a sub-step of making a containing compartment (19a) defined by the groove (19), the welding bead being made internally of the containing compartment (19a); and - the step of arranging a containing presser (27) in correspondence to the containing compartment (19a) for preventing exit of the welding bead from the compartment itself.
摘要:
The method for welding profiled elements in plastic material, in particular PVC, comprises the steps of: - preparing two profiled elements (3; 3a, 3b; 60, 61), arranged with respective zones to be welded (4; 62, 63) facing one another; - making a groove (19) in correspondence to at least one zone to be welded (4; 62, 63) of the profiled elements (3; 3a, 3b; 60, 61), the step of making the groove (19) being performed by means of a removal operation on a peripheral edge of at least one profiled element (3; 3a, 3b; 60, 61); - heating the zones to be welded (4; 62, 63); - coupling the zones to be welded (4; 62, 63) to one another, pressing the profiled elements (3; 3a, 3b; 60, 61) one against the other so as to keep the zones to be welded (4; 62, 63) in reciprocal contact; - the step of coupling the zones to be welded (4; 62, 63) comprising: - a sub-step of melting the zones to be welded (4; 62, 63) into one another in order to define a welding bead; - a sub-step of making a containing compartment (19a) defined by the groove (19), the welding bead being made internally of the containing compartment (19a); and - the step of arranging a containing presser (27) in correspondence to the containing compartment (19a) for preventing exit of the welding bead from the compartment itself.
摘要:
The device for welding profiled elements in plastic material, in particular PVC, comprises: - a base frame (38) that supports a pair of retaining members (2) of respective profiled elements (3; 3a, 3b; 60, 61), to engage the profiled elements (3; 3a, 3b; 60, 61) with corresponding zones to be welded (4; 62, 63) facing one another; - heating means (11) for heating the zones to be welded (4; 62, 63) of the profiled elements (3; 3a, 3b; 60, 61), comprising a hot-plate heat-sealing element (12) and mobile between an active condition wherein they are placed between the profiled elements (3; 3a, 3b; 60, 61) and a non-use condition wherein they are spaced at a distance from the profiled elements (3; 3a, 3b; 60, 61); - movement means (7) of the retaining members (2), to shift the profiled elements (3; 3a, 3b; 60, 61) between a first reciprocal away direction and a second reciprocal closer direction wherein the zones to be welded (4; 62, 63) are coupled together; - removal means (18) composed of removal means by milling and comprising: - a supporting frame (20) positioned in correspondence to the retaining members (2); - at least one machining tool (21); - a motor part (22) associated with the tool (21); and - a movement member (23) of the tool (21), to move it between a first idle condition and a second working condition wherein it is placed between the profiled elements (3; 3a, 3b; 60, 61).
摘要:
Enclosure (10) for mass delivery of a living biological pest control agent comprising a body section having a generally cylindrical wall (12) with opposed ends defining an interior surface, parasitized eggs (16) of a living biological pest control agent (e.g., an endoparasitic insect) adhered to the interior surface of the wall (12), and at least one egress opening (18) to allow the pest control agent to exit the body section to an exterior environment.