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US 2018/0123141 A1Published application
Metal bead with stamped compression limiter
AssigneeGM Global Technology Operations LLC
InventorsLiang Xi, Richard D. Blakeley, Xi Yang, Siguang Xu, Ivan D. Chapman, Yeh-Hung Lai
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Abstract
A number of variations may include a product that may include a fuel cell stack assembly that may include at least one bipolar plate that may include at least one raised bead and at least one raised limiter.
Claims11
A product comprising:
- a fuel cell stack assembly comprising at least one bipolar plate including at least one raised bead and at least one raised limiter.
A product comprising:
- a bipolar plate that comprising at least one raised bead having a first height and at least one raised limiter having a second height wherein the second height is shorter than the first height.
A product comprising:
- a bipolar plate comprising at least one raised bead having a first height and at least one generally rib shaped raised limiter having a second height wherein the second height is shorter about 60 micrometers shorter than the first height.
A product comprising:
- a bipolar plate comprising at least one raised bead having a first height and a plurality of raised limiters having a second height wherein the second height is shorter about 60 micrometers shorter than the first height.
Dependencies are inferred from the claim text.