IP Library Granted Patent US 10,569,435
Granted Patent B2
US 10,569,435 · App. 15/977,964 · Granted Feb 25, 2020

Razor docking

Inventor: Shlomo Zucker (Mihmoret, IL)
Assignee: Personal Care Marketing and Research, Inc.
B26B21/521B26B21/225B26B21/4062B26B21/443
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Quick Facts
Patent No.
US 10,569,435
App. No.
15/977,964
Granted
Feb 25, 2020
Kind
B2
Abstract

Disclosed here are shaving razor systems including razor handles that dock with razor cartridges. In some embodiments, a handle is configured to dock with a razor cartridge using a single hook configured to mate with a cartridge tab a central pushrod is mounted with a spring into the handle, and is configured to exert a pushing force on the mounted cartridge.

Claims (9)

1. An apparatus comprising,

a razor handle with a docking end and a rear end, the docking end including a spring mounted pushrod and a flexible single metal hook arm;

a razor cartridge with a cap, a guard, two sides connecting the cap and the guard, a front side and a back side, the back side including a receiver section, the receiver section including three side walls and a central tab, the central tab configured to hook with the handle flexible single metal hook arm, the receiver section three walls configured to couple with the spring mounted pushrod,

wherein the receiver section includes a gap adjacent to the central tab, in which the flexible metal hook arm is configured to pivot in to the gap, thereby releasing the central tab, and wherein the flexible single metal hook arm is mounted in the handle by a pivot, a pivot axis arranged perpendicular to the single metal hook arm.

2. The apparatus of claim 1 wherein the pushrod is a straight rod with a back end and front end, wherein the front end including a portion extending outward in a perpendicular fashion to the straight rod pushrod.

3. The apparatus of claim 1 wherein at least one of the receiver section three walls is a curved wall.

4. The apparatus of claim 1 wherein the guard includes a guard bar made of a material, and wherein the receiver section is coated in the same material as the guard bar material.

5. The apparatus of claim 1 wherein a shaving plane is defined by a plane on the front side touching both the guard and cap; and wherein the closest distance between the central tab and the shaving plane between the guard and cap is less than 1 mm.

6. The apparatus of claim 1 wherein a spring mounted pushrod spring is mounted in the handle to push the pushrod away from the handle and when coupled to the receiver section, impart a force on one of the three side walls.

Assignments (3)
SECURITY INTEREST Recorded Nov 6, 2023
From: DOLLAR SHAVE CLUB, INC.
To: GATEWAY PERSONAL CARE INVESTMENT, LLC
Reel/Frame 065470/0739 →
MERGER Recorded Feb 10, 2022
From: PERSONAL CARE MARKETING AND RESEARCH, INC.
To: DOLLAR SHAVE CLUB, INC.
Reel/Frame 058985/0067 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 29, 2018
From: ZUCKER, SHLOMO
To: PERSONAL CARE MARKETING AND RESEARCH, INC.
Reel/Frame 047345/0288 →
Continuity (3)
Continuation 15380760 · Dec 15, 2016
Provisional Application 62425820 · Nov 23, 2016
Related Publication 20190009419A1 · Jan 10, 2019
Cited By (1)
US 12,214,515