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US 7,017,999 B2Granted
Workpiece carrier
AssigneeNsk Ltd.
InventorSosuke Kawashima
Life of this patent
Estimating the term…
Abstract
Separating members are provided at both ends in a moving direction of each of workpiece mounting seats of a carriage. Each of the separating members separates an elastic seal blade, which seals an opening portion formed between a side wall portion of a casing body and a top plate, from an outer surface of a workpiece mounting seat.
Claims14
A workpiece carrier comprising:
- a feed mechanism;
- a carriage driven by said feed mechanism;
- and
- a casing accommodating at least a part of said feed mechanism and said carriage, said casing having at least one opening portion which is provided along a direction of feeding performed by said feed mechanism;
- and
- an elastic seal blade for sealing said opening portion,
- wherein said carriage has a workpiece mounting seat which passes through said opening portion and projects upwardly from said casing, and also has a separating member connected to each end of said workpiece mounting seat in a moving direction of said workpiece mounting seat, for separating said elastic seal blade from an outer surface of said workpiece mounting seat.
4 more elements
A workpiece carrier comprising:
- a carriage;
- a casing accommodating at least a part of said carriage and having at least one opening portion which is provided along a feed direction in which the carriage moves;
- and
- a seal blade for sealing each opening portion,
- wherein said carriage has at least one workpiece mounting seat corresponding to each opening portion and passing through said opening portion, said at least one workpiece mounting seat also having at least one separating member for separating said seal blade,
- wherein said at least one separating member has a plurality of gas blowoff holes facing said seal blade for providing a gas having a pressure greater than that outside of said casing.
3 more elements
A workpiece carrier comprising:
- a carriage;
- a casing accommodating at least a part of said carriage and having at least one opening portion which is provided along a feed direction in which the carriage moves;
- and
- a seal blade for sealing each opening portion,
- wherein said carriage has at least one workpiece mounting seat corresponding to each opening portion and passing through said opening portion, said at least one workpiece mounting seat also having at least one separating member for separating said seal blade,
- wherein said seal blade includes flex channels disposed along the feed direction of said seal blade oriented substantially perpendicular to said feed direction, wherein each flex channel is a folding line, an incision groove or a slit.
3 more elements
Dependencies are inferred from the claim text.