Mechanical joints for components of product activated by swelling or soluble substances
摘要
Components of a product are joined by separately and/or simultaneously activatable joints in which swelling elements (1) detach or secure the joints by the action of a swelling agent on a swelling substance. Alternatively, the effect is achieved by the action of a solvent on a soluble substance. Pref. swelling substance or soluble substance is formed by cellulose or wood products, or by polymer substances. Partic. pref. soluble substance contains polyvinyl alcohol and partic. pref. swelling agents or solvents are water or water vapour or alcohols or their vapours. Releasing or securing joints can take place at elevated temp. or pressure.
申请公布号
DE19507065(A1)
申请公布日期
1996.09.12
申请号
DE19951007065
申请日期
1995.03.01
申请人
TECHNISCHE UNIVERSITAET DRESDEN, 01069 DRESDEN, DE
发明人
SCHULZE, LOTHAR, DR.-ING., 01139 DRESDEN, DE;RICHTER, ANDREAS, 01279 DRESDEN, DE