Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Communications
Class Information
Number: 116/155
Name: Signals and indicators > Bells > Gong type > Pivoted striker
Description: Bells in which the striker or hammer is pivoted and may be either inside or outside the gong.










Sub-classes under this class:

Class Number Class Name Patents
116/157 Multiple stroke 3
116/156 Multiple 1
116/165 Pull cord or rod 0
116/164 Spring impact 2


Patents under this class:

Patent Number Title Of Patent Date Issued
7225753 Bell device Jun. 5, 2007
6739282 Bell assembly having actuatable clapper May. 25, 2004
6239692 Sounder May. 29, 2001
6125785 Bell assembly Oct. 3, 2000
5975008 Rotatable striking elements for a handbell Nov. 2, 1999
5659286 Doorbell base Aug. 19, 1997
5550319 Decorative display and ornament therefor Aug. 27, 1996
5315909 Musical wind chime May. 31, 1994
4977850 Signal apparatus Dec. 18, 1990
4941424 Door alarm Jul. 17, 1990
4677892 Electrical actuator for percussion instruments Jul. 7, 1987
4566400 Handbell Jan. 28, 1986
4135474 Bell actuating mechanism Jan. 23, 1979











 
 
  Recently Added Patents
Methods and systems providing desktop search capability to software application
Method and apparatus for over-the-air activation of neighborhood cordless-type services
Anti-infective agents and uses thereof
Externally gapped line arrester
Imidazole-5-carboxylic acid derivatives, the preparation method therefor and the uses thereof
Bath
Block polymers and their process of preparation
  Randomly Featured Patents
Cushion for a respiratory mask
High output ozonating apparatus
In-line filter in a diffusion bonded layered substrate
Physical vapor deposition clamping mechanism and heater/cooler
System method and apparatus for seamlessly splicing data
Functional MOS transistor with gate-level weighted sum and threshold operations
Purge process for sequential plural component mixing system
Lamp
Vehicle moving apparatus
Method for producing fluorinated potassium tantalate crystal