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

Claim 8:
9. A vacuum device comprising:
one or more exposed electronic contacts; and
a tribological assembly including first and second mechanical components in relative motion with respect to each other, the assembly having a nickel phosphide surface and an additive lubricant including at least one component of the formulas (I) or (III):

MxNOy  (I),

where
M is any transition metal,
x (M:N ratio) is any number between 0.5 and 10, and
y (O:N ratio) is any number between 1 and 4;

MxCrOy  (III),

where
M is any transition metal,
x (M:Cr ratio) is any number between 0.1 and 2, and
y (O:Cr ratio) is any number between 1 and 6,
the device being a sealed vacuum device.