Work holding mechanism
First Claim
1. A work holding mechanism to hold a flat work horizontally for work transport equipment, the mechanism comprising:
- a base member for supporting the work; and
a plurality of guide members provided at the base member;
wherein each guide member includes a shaft, a contact portion and a limit portion, the shaft being pivotally supported by the base member, the contact portion coming into contact with part of a lower surface of a perimeter of the work and being pushed down about the shaft when the work is placed on the base member, the limit portion being raised about the shaft to face part of a side surface of the perimeter of the work when the contact portion is lowered; and
wherein the base member is provided with a stepped portion including a seating surface and an upright wall corresponding to the perimeter of the work, the contact portion and the limit portion of the guide member constituting part of the stepped portion.
1 Assignment
0 Petitions
Accused Products
Abstract
A work holding mechanism for horizontally holding a flat work is incorporated in work transport equipment. The holding mechanism includes a base member for supporting the work and a plurality of guide members provided at the base member. Each guide member includes a shaft, a contact portion and a limit portion. The shaft is pivotally supported by the base member. The contact portion comes into contact with part of the lower surface of the perimeter of the work and is pushed down, with the shaft as a fulcrum, when the work is placed on the base member. The limit portion is raised, with the shaft as a fulcrum, to face part of the side surface of the perimeter of the work when the contact portion is lowered.
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Citations
10 Claims
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1. A work holding mechanism to hold a flat work horizontally for work transport equipment, the mechanism comprising:
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a base member for supporting the work; and a plurality of guide members provided at the base member; wherein each guide member includes a shaft, a contact portion and a limit portion, the shaft being pivotally supported by the base member, the contact portion coming into contact with part of a lower surface of a perimeter of the work and being pushed down about the shaft when the work is placed on the base member, the limit portion being raised about the shaft to face part of a side surface of the perimeter of the work when the contact portion is lowered; and wherein the base member is provided with a stepped portion including a seating surface and an upright wall corresponding to the perimeter of the work, the contact portion and the limit portion of the guide member constituting part of the stepped portion. - View Dependent Claims (2, 3, 4, 5)
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6. A work holding mechanism to hold a flat work horizontally for work transport equipment, the mechanism comprising:
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a base member for supporting the work; and a plurality of guide members provided at the base member; wherein each guide member includes a shaft, a contact portion and a limit portion, the shaft being pivotally supported by the base member, the contact portion coming into contact with part of a lower surface of a perimeter of the work and being pushed down about the shaft when the work is placed on the base member, the limit portion being raised about the shaft to face part of a side surface of the perimeter of the work when the contact portion is lowered; and wherein the base member and at least one of the guide members are provided with contact terminals for electrical detection of the work in accordance with a posture of said at least one of the guide members. - View Dependent Claims (7, 8, 9, 10)
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Specification