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US 8,813,791 B2Granted
High-speed safety heald shaft
AssigneeGroz-Beckert KG
InventorsChristian Gerth, Bernd Pfeffer, Ralph Simmack
Life of this patent
Estimating the term…
Abstract
Guard elements (31) are provided for the corner connectors (16 through 19) of a heald shaft (10) of a shedding unit, the guard elements covering the open space formed between the two legs (26, 27) and thus providing a grip protection.
Claims19
Heald shaft for a weaving machine, the heald shaft comprising:
- a shaft rod with two flat sides, said shaft rod having, on one end, an opening delimited by one of two legs, said opening extending through the flat sides of the shaft rod,
- a lateral support with an extension extending into the opening, said extension not filling the opening,
- at least one guard element configured to engage an outer portion of the opening of at least one of the flat sides to substantially block access to the opening.
Heald shaft for a weaving machine, the heald shaft comprising:
- a shaft rod with two flat sides, said shaft rod having, on one end, an opening delimited by one of two legs, said opening extending through the flat sides of the shaft rod,
- a lateral support with an extension extending into the opening, said extension not filling the opening,
- at least one guard element that blocks access toward the opening of at least one of the flat sides,
- clamping pieces fastened to the legs, wherein the clamping pieces are configured to provide clamping surfaces at edges of the opening and to be tensioned relative to each other to clamp the extension in place between the legs.
1 more element
Dependencies are inferred from the claim text.