WebCPC CPC COOPERATIVE PATENT CLASSIFICATION

B27F　DOVETAILED WORK; TENONS; SLOTTING MACHINES; NAILING OR STAPLING MACHINES (hand- held nailing or stapling tools B25C; manufacture of cases, boxes, or trunks from wood B27M 3/34; jointing elements F16B){manufacture of long strips or planks by bonding together pieces of wood, e.g. by glueing, B27M 3/00B}

B27F 1/00 Dovetailed work; Tenons; Making tongues or grooves (slotting B27F 5/00); Grooveand- tongue jointed work; Finger- joints (machines or devices for working mitred joints B27G 5/00; cutting tools for cutting grooves or tenons B27G 13/14)

B27F 1/005 ・{Machines or devices for working mitre joints with uneven ends}

B27F 1/02 ・Making tongues or grooves, of indefinite length

B27F 1/04 ・・along only one edge of a board

B27F 1/06 ・・simultaneously along opposite edges of a board

B27F 1/08 ・Making dovetails, tongues, or tenons, of definite limited length

B27F 1/10 ・・Cutting tenons of round or rounded- off profile

B27F 1/12 ・・Corner- locking mechanisms, i.e. machines for cutting crenellated joints

B27F 1/14 ・・・Arrangements of gauging means specially designed for corner-locking machines (measuring instruments G01)

B27F 1/16 ・Making finger joints, i.e. joints having tapers in the opposite direction to those of dovetail joints (B27F 1/08 takes precedence)

B27F 4/00 Machines for inserting dowels, with or without drilling equipment (manufacture of wooden dowels B27M 3/28){dowels F16B; for use in building constructions E04B 1/38; drills for making holes for dowels}

B27F 5/00 Slotted or mortised work (hand mortising chisels B25D 3/080)

B27F 5/02 ・Slotting or mortising machines {tools therefor}

B27F 5/023 ・・{Portable plate joiners}

B27F 5/026 ・・{Slotting a workpiece before introducing into said slot a guide which belongs to a following working device, and which is parallel to the feed movement of this working device}

B27F 5/04 ・・equipped with both chain cutters and chisel cutters

B27F 5/06 ・・equipped with chain cutters {chain saws in general B27B 17/00}

B27F 5/08 ・・・Chain cutters {Saw chains in general B27B 33/14}

B27F 5/10 ・・equipped with chisel cutters {e.g. hollow chisel cutters equipped with drills}

B27F 5/12 ・・for making holes designed for taking up fittings, e.g. in frames of doors, windows, furniture {devices for fixing fittings into holes B27M 3/0006}

B27F 7/00 Nailing or stapling; Nailed or stapled work

B27F 7/003 ・{Nailing or stapling machines provided with assembling means}

B27F 7/006 ・{Nailing or stapling machines provided with means for operating on discrete points}

B27F 7/02 ・Nailing machines (hand-held nailing tools B25C 1/00)

B27F 7/025 ・・{for inserting joint-nails}

B27F 7/04 ・・Equipment for bending nails driven through

B27F 7/05 ・・Driving means

B27F 7/07 ・・・operated by manual power

B27F 7/09 ・・・operated by fluid pressure

B27F 7/11 ・・・operated by electric power

B27F 7/13 ・・・Nail feeding devices

B27F 7/15 ・Machines for driving in nail- plates {and spiked fittings}

B27F 7/155 ・・{for nail plates}

B27F 7/17 ・Stapling machines (manually operated portable stapling tools, hand- held power-operated stapling tools B25C 5/00)

B27F 7/19 ・・with provision for bending the ends of the staples on to the work

B27F 7/21 ・・・with means for forming the staples in the machine

B27F 7/23 ・・・・with rotary drive

B27F 7/26 ・・without provision for bending the ends of the staples on to the work

B27F 7/28 ・・・with means for forming the staples in the machine

B27F 7/30 ・・Driving means

B27F 7/32 ・・・operated by manual power

B27F 7/34 ・・・operated by fluid pressure

B27F 7/36 ・・・operated by electric power

B27F 7/38 ・・Staple feeding devices