Fitting ring
OwnerMao-Nan CHENGinventor
Life of this patent
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Abstract
A fitting ring for a dust collection bag of a dust collection machine includes a hard ring member. The hard ring member has a gap to form two ends. The ends of the hard ring member are provided with a fastening unit to tighten the gap. An open end of a dust collection bag is inserted in the hard ring member and then folded outwardly in a reversed direction. The user grasps the dust collection bag and the hard ring member to fit the dust collection bag on the outlet of a dust collection machine. Finally, the fastening unit is used to tighten the gap. The fitting ring of the present invention can couple the dust collection bag to the outlet of the dust collection machine simply and conveniently. The operation can be done by a single person to save the manpower and to enhance the efficiency.
Claims10
A fitting ring for a dust collection bag of a dust collection machine, comprising:
- a hard ring member made of a material which has high hardness to keep the shape of the hard ring member, the hard ring member having a gap to form two ends, the hard ring member being slightly opened outward;
- and
- a fastening unit including an engaging seat and an engaging member, the engaging seat being disposed on one end of the hard ring member, the engaging member being disposed on the other end of the hard ring member to engage with the engaging seat for the gap of the hard ring member to be fastened tightly;
- thereby, when a dust collection bag being coupled to an outlet of a dust collection machine, an open end of the dust collection bag being inserted in the hard ring member and folded outwardly in a reversed direction, the user grasping the dust collection bag and the hard ring member to fit the dust collection bag on the outlet of the dust collection machine.
Dependencies are inferred from the claim text.