Patent ID: 11959041
Assignee: ROBERT BOSCH GMBH
Field: Basic materials chemistry (Chemistry)
Classification: CPC C  F  H | IPC C  F  H

Claim 0:
1. A device comprising:
a tribological assembly including first and second mechanical components in relative motion with respect to each other, the assembly having a silver-alloy surface and an additive lubricant including at least one component of the formulas (Ia) or (II):

MxNOy  (Ia),

where
M is Ca, V, Sb, Ni, or Ag,
x (M:N ratio) is any number between 0.25 and 2, and
y (O:N ratio) is any number between 1 and 8;

MxSiOy  (II),

where
M is Mg or Al,
x (M:Si ratio) is any number between 0.5 and 2, and
y (O:Si ratio) is any number between 2.5 and 6,
the device being a sealed constant-pressure device.