Material or article handling – Horizontally swinging load support – Swinging about pivot
Reexamination Certificate
2008-04-16
2010-06-15
Underwood, Donald (Department: 3652)
Material or article handling
Horizontally swinging load support
Swinging about pivot
C414S744200, C901S014000, C901S017000, C901S028000, C074S490010, C074S490050, C403S359100
Reexamination Certificate
active
07736118
ABSTRACT:
A transfer apparatus includes a stationary base, a swivel supported by the stationary base to be rotatable about a vertical axis, a guide member mounted on the swivel, a linear movement mechanism supported by the swivel or the guide member, a hand supported by the linear movement mechanism and moved by the linear movement mechanism for carrying a work along a straight and horizontal travel stroke, a drive source disposed inside the stationary base, and a transmission shaft disposed along the vertical axis to transmit drive power from the drive source to the linear movement mechanism. The swivel includes an upper section and a lower section detachably connected with each other. The upper section has a connecting member supported by the upper section to be rotatable about the vertical axis. The connecting member has a detachable engagement member for engagement with the transmission shaft from the above.
REFERENCES:
patent: 7306423 (2007-12-01), Ogawa et al.
patent: 2005/0036877 (2005-02-01), Ogawa et al.
patent: 2005/0254890 (2005-11-01), Schulz et al.
patent: 2005-125479 (2005-05-01), None
Matsuo Hideki
Sado Daisuke
Uratani Takafumi
DAIHEN Corporation
Hamre Schumann Mueller & Larson P.C.
Underwood Donald
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