Resources Contact Us Home
Tamper-evident plunger-hold-down attachment for pump dispenser

Image Number 3 for United States Patent #5975370.

The attachment comprises a cylinder-embracing support portion at least partly encircling the upper end of the pump cylinder and having openings therein receiving hooks on the cylinder. Unitary with the support portion is a plunger hold-down portion which engages the upper end of the actuator portion of the plunger. The attachment has a tamper-evident frangible zone located between the cylinder-embracing support portion and the engagement with the actuator portion.

  Recently Added Patents
Systems and methods for computer-aided fold detection
Method and system for dynamic storage tiering using allocate-on-write snapshots
Identifying users of remote sessions
Method of sending CTI messages in a communication system
Under bump passive components in wafer level packaging
Memory cell and memory cell array using the same
Data processor with virtual machine management
  Randomly Featured Patents
High frequency clock pulse counter
Method and device for determining ground faults on the conductors of an electrical machine
Case for an electronic device
Light-emitting diode driving apparatus for suppressing harmonic components
Lighting device
Digital image manipulation
Tubular connection
Bi-directional flapper/sealing mechanism and technique
Uniform, high radial contact force push-on connector
Apparatus for applying joint compound