Cutting devices, i.e. devices including at least one cutting element having one or more cutting edges for piercing through the wall of a closed container, e.g. can openers

Full Title

Hand- or power-operated devices for opening closed containers > Cutting devices, i.e. devices including at least one cutting element having one or more cutting edges for piercing through the wall of a closed container, e.g. can openers

Classification Context

Section:

PERFORMING OPERATIONS; TRANSPORTING

Class:

OPENING OR CLOSING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING

Subclass:

APPLYING CLOSURE MEMBERS TO BOTTLES, JARS, OR SIMILAR CONTAINERS; OPENING CLOSED CONTAINERS

Related Keywords

Child Classifications

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• B67B 7/48 punch type, i.e. the cutting element including at least one sharp cutting edge adapted to pierce through the container wall in, ordinarily, a single operating stroke
• B67B 7/54 sweep cutter type, i.e. an opening device including means to establish a pivot point between the cutting element and the container and having means to move the cutting element about the pivot point
• B67B 7/6 having force multiplying means employed to relatively turn the container and cutting element about a fixed point to force the cutting element to traverse the container
• B67B 7/62 Progressive fulcrum, i.e. having a lever-like actuating handle and provision to establish a pivot point which is progressively translated relative to the container during the opening operation
• B67B 7/68 shear type, i.e. including cutting elements co-operating with one another so that their respective cutting edges move pass and in substantial contact with each other to perform the cutting operation
• B67B 7/7 including an annular, driven, wheel-like roller member adapted to continuously engage a container chime during the opening operation
• B67B 7/78 including plural cutters
• B67B 7/8 with means to cover an opening in the container made by the cutting element
• B67B 7/82 with means to prevent the cut portion from dropping into the container or to raise the cut portion out of the container
• B67B 7/84 adapted for right or left-hand operation, i.e. the device is capable of being operated in either direction about the container
• B67B 7/86 with spout or means to deform or bend the material of the container to form a spout
• B67B 7/88 with means to clean or sanitise the cutting element
• B67B 7/9 with sensor, activator and controller