Patent ID: 11931840
Assignee: MAKITA CORPORATION
Field: Machine tools (Mechanical engineering)
Classification: CPC B | IPC B

Claim 0:
1. A dust collection cup, comprising:
an attachment being cylindrical and attachable to a power tool, the attachment being attached to cause a bit attached to the power tool to extend through the attachment, the attachment having a circular cross section centered at a first center axis;
a dust collector being cylindrical and located in front of the attachment to cause the bit to extend through the dust collector, the dust collector being attachable to and detachable from the attachment, the dust collector having a circular cross section centered at a second center axis, the dust collector having a smaller diameter than the attachment; and
a seal between the attachment and the dust collector, the seal having a through-hole to receive the bit, wherein:
the attachment has a connection port on an outer circumferential surface,
the connection port is outward in a radial direction of the bit from the seal and rearward from the seal,
the connection port is connectable to a dust collection hose, and
the first center axis is located toward the connection port from the second center axis.