Control, indicating, or safety devices for individual operations or machine elements (in devices for supplying molten metal B41B11/86, B41B11/88; for light sources B41B21/08)

Child Classifications

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• B41B 27/30 for arresting or varying speed of one operation in response to failure or variation in speed of another operation IPC+CPC Available in IPC and CPC
• B41B 27/32 for line-justification operations IPC+CPC Available in IPC and CPC
• B41B 27/38 for measuring length of composed lines; for reading composed characters IPC+CPC Available in IPC and CPC
• B41B 27/40 for proof-printing operations IPC+CPC Available in IPC and CPC
• B41B 27/41 Printing mechanisms coupled to typographical composing machines IPC+CPC Available in IPC and CPC
• B41B 27/42 for controlling selection or shifting of matrix magazines IPC+CPC Available in IPC and CPC
• B41B 27/44 for controlling assembly of matrices and space bands IPC+CPC Available in IPC and CPC
• B41B 27/48 for deleting errors or inserting corrections (means for cancelling or correcting errors in typewriters or selective printing mechanisms B41J29/26) IPC+CPC Available in IPC and CPC
• B41B 27/50 operated by coupled machines IPC+CPC Available in IPC and CPC