An pneumatic tensioner apparatus is disclosed, the apparatus including: a main drive belt; a chuck assembly, suspended from the main drive belt, having a spinning member and a drive contact portion; a first frictional drive belt in a first track, the first frictional drive belt in contact with the d
An pneumatic tensioner apparatus is disclosed, the apparatus including: a main drive belt; a chuck assembly, suspended from the main drive belt, having a spinning member and a drive contact portion; a first frictional drive belt in a first track, the first frictional drive belt in contact with the drive contact portion operative to spin the chuck assembly; and a first tension adjusting device having at least one pneumatic tension adjustment member operative to apply pressure to the first frictional drive belt tangentially to the drive contact portion.
대표청구항▼
1. An pneumatic tensioner apparatus, comprising:a main drive belt;a chuck assembly, suspended from said main drive belt, having a spinning member and a drive contact portion;a first frictional drive belt in a first track, said first frictional drive belt in contact with said drive contact portion op
1. An pneumatic tensioner apparatus, comprising:a main drive belt;a chuck assembly, suspended from said main drive belt, having a spinning member and a drive contact portion;a first frictional drive belt in a first track, said first frictional drive belt in contact with said drive contact portion operative to spin said chuck assembly; anda first tension adjusting device having at least one pneumatic tension adjustment member operative to apply pressure to said first frictional drive belt tangentially to said drive contact portion.2. The pneumatic tensioner apparatus of claim 1, further comprising:a second frictional drive belt in a second track in contact with said drive contact portion and disposed on an opposite side of said chuck assembly to said first frictional drive belt and moving in a direction opposite said first frictional drive belt; anda second tension adjusting device having at least one pneumatic tension adjustment member operative to apply pressure to said second frictional drive belt tangentially to said drive contact portion.3. The pneumatic tensioner apparatus of claim 2, wherein said first and second frictional drive belts are the same continuous belt.4. The pneumatic tensioner apparatus of claim 1, wherein said at least one pneumatic tension adjustment member comprises a flexible elastic tube filled with a compressed substance, and wherein said pressure applied by said tube is adjusted by varying the amount of said compressed substance in said tube.5. The pneumatic tensioner apparatus of claim 4, wherein said compressed substance is air.6. The pneumatic tensioner apparatus of claim 4, wherein said tube runs parallel to said first track.7. The pneumatic tensioner apparatus of claim 1, wherein said main drive belt comprises a carrier chain.8. The pneumatic tensioner apparatus of claim 1, wherein said first frictional drive belt moves in a direction opposite said main drive belt.9. The pneumatic tensioner apparatus of claim 1, wherein said first track comprises a floating bracket.10. The pneumatic tensioner apparatus of claim 1, wherein said first track is coupled to a support track.11. The pneumatic tensioner apparatus of claim 10, wherein said support track is coupled to a floating bracket.12. The pneumatic tensioner apparatus of claim 1, wherein said first track is coated with a non-stick surface.13. An pneumatic tensioner apparatus comprising:a main drive belt;a chuck assembly, suspended from said main drive belt, having a spinning member and a drive contact portion;a first frictional drive belt in a first floating track, said first frictional drive belt in contact with said drive contact portion operative to spin said chuck assembly;a first tension adjusting device having at least one pneumatic tension adjustment member operative to apply pressure through said first floating track to said first frictional drive belt tangentially to said drive contact portion;a second frictional drive belt in a second floating track in contact with said drive contact portion and disposed on an opposite side of said chuck assembly to said first frictional drive belt and moving in a direction opposite said first frictional drive belt; anda second tension adjusting device having at least one pneumatic tension adjustment member operative to apply pressure through said second floating track to said second frictional drive belt tangentially to said drive contact portion;wherein said first and second pneumatic tension adjustment members each comprise a flexible elastic tube filled with a compressed substance, and wherein said pressure applied by said tube is adjusted by varying the amount of said compressed substance in said tube.14. The pneumatic tensioner apparatus of claim 13, wherein said first and second floating tracks have a non-stick surface.15. The pneumatic tensioner apparatus of claim 13, wherein said first and second frictional drive belts are the same continuous belt.16. The pneumatic tensioner apparatus of claim 13, wherein each of said first and second floating tracks is coupled to a separate support track; and wherein each of said support tracks is coupled to a separate floating bracket.17. The pneumatic tensioner apparatus of claim 16, wherein each of said first and second frictional drive belts applies pressure to a different one of said separate floating brackets.
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이 특허에 인용된 특허 (11)
Lawn Joseph R. ; Judson Roger L., Apparatus and method for handling and processing articles.
Whitby Thomas G. (Seven Hills OH) Krismanth Kenneth A. (Strongsville OH) Lawn Joseph R. (Brecksville OH) Black David W. (Richfield OH), Container transfer system for coating line with rotary loader, plunger chuck and knock-off mechanisms.
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