In Linguistics it does:

Juliet was (passive auxiliary) loved (passive participle) by Romeo.

Many students have (perfect auxiliary) loved (past participle) Romeo and Juliet.

Past participles occur in active sentences and passive participles in passive sentences.

Source: Linguistics, by Victoria A Fromkin. Blackwell Publishing. ISBN 0631197117
....
We were unimpressed (passive participle) by his efforts.
John is a frightened (passive participle) man. I am very interested (passive participle) in what you say.

All could be read as adjectival in character rather than verbal.

Source: Transformational Grammar, by Andrew Radford. Cambridge University Press.

More constructions containing passive participles:

Mary looks very bored.
The winner looked elated.
He seem depressed about the stockmarket.
Tim is the most respected player on the team.
Billy is considered untrustworthy.
Nixon was elected president in 1968.
Molly was called a reactionary.